diff --git a/build-number.txt b/build-number.txt
index 10d0a7a3..ea14c70b 100644
--- a/build-number.txt
+++ b/build-number.txt
@@ -1 +1 @@
-2516
\ No newline at end of file
+2520
\ No newline at end of file
diff --git a/src/main/java/me/chayapak1/chomens_bot/Bot.java b/src/main/java/me/chayapak1/chomens_bot/Bot.java
index 6ae42348..0f5b2d45 100644
--- a/src/main/java/me/chayapak1/chomens_bot/Bot.java
+++ b/src/main/java/me/chayapak1/chomens_bot/Bot.java
@@ -113,7 +113,11 @@ public class Bot extends SessionAdapter {
     public PlayersDatabasePlugin playersDatabase;
     public IPFilterPlugin ipFilter;
 
-    public Bot (Configuration.BotOption botOption, List<Bot> bots, Configuration config) {
+    public Bot (
+            final Configuration.BotOption botOption,
+            final List<Bot> bots,
+            final Configuration config
+    ) {
         this.host = botOption.host;
         this.port = botOption.port;
 
@@ -168,7 +172,7 @@ public class Bot extends SessionAdapter {
         this.playersDatabase = new PlayersDatabasePlugin(this);
         this.ipFilter = new IPFilterPlugin(this);
 
-        for (Listener listener : listeners) listener.loadedPlugins(this);
+        for (final Listener listener : listeners) listener.loadedPlugins(this);
 
         reconnect();
     }
@@ -176,7 +180,7 @@ public class Bot extends SessionAdapter {
     private void reconnect () {
         if (session != null) session = null; // does this do nothing?
 
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             listener.connecting();
         }
 
@@ -208,48 +212,48 @@ public class Bot extends SessionAdapter {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        for (SessionListener listener : listeners) {
+    public void packetReceived (final Session session, final Packet packet) {
+        for (final SessionListener listener : listeners) {
             try {
                 listener.packetReceived(session, packet);
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 logger.error(e);
             }
         }
 
-        if (packet instanceof ClientboundLoginPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundFinishConfigurationPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundLoginFinishedPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundCustomQueryPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundCookieRequestPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundTransferPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundStoreCookiePacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundLoginCompressionPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
+        if (packet instanceof final ClientboundLoginPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundFinishConfigurationPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundLoginFinishedPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundCustomQueryPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundCookieRequestPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundTransferPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundStoreCookiePacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundLoginCompressionPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundLoginFinishedPacket packet) {
+    private void packetReceived (final ClientboundLoginFinishedPacket packet) {
         profile = packet.getProfile();
 
         session.setFlag(BuiltinFlags.CLIENT_TRANSFERRING, false);
     }
 
-    private void packetReceived (ClientboundLoginPacket ignoredPacket) {
+    private void packetReceived (final ClientboundLoginPacket ignoredPacket) {
         loggedIn = true;
         loginTime = System.currentTimeMillis();
 
-        for (SessionListener listener : listeners) {
+        for (final SessionListener listener : listeners) {
             listener.connected(new ConnectedEvent(session));
         }
 
         session.send(ServerboundPlayerLoadedPacket.INSTANCE);
     }
 
-    private void packetReceived (ClientboundCustomQueryPacket packet) {
+    private void packetReceived (final ClientboundCustomQueryPacket packet) {
         session.send(new ServerboundCustomQueryAnswerPacket(packet.getMessageId(), null));
     }
 
-    private void packetReceived (ClientboundCustomPayloadPacket packet) {
+    private void packetReceived (final ClientboundCustomPayloadPacket packet) {
         if (!packet.getChannel().asString().equals("minecraft:register")) return;
 
         session.send(
@@ -260,7 +264,7 @@ public class Bot extends SessionAdapter {
         );
     }
 
-    private void packetReceived (ClientboundCookieRequestPacket packet) {
+    private void packetReceived (final ClientboundCookieRequestPacket packet) {
         session.send(
                 new ServerboundCookieResponsePacket(
                         packet.getKey(),
@@ -269,11 +273,11 @@ public class Bot extends SessionAdapter {
         );
     }
 
-    private void packetReceived (ClientboundStoreCookiePacket packet) {
+    private void packetReceived (final ClientboundStoreCookiePacket packet) {
         cookies.put(packet.getKey(), packet.getPayload());
     }
 
-    private void packetReceived (ClientboundTransferPacket ignoredPacket) {
+    private void packetReceived (final ClientboundTransferPacket ignoredPacket) {
         this.isTransferring = true;
 
         session.disconnect(Component.translatable("disconnect.transfer"));
@@ -281,7 +285,7 @@ public class Bot extends SessionAdapter {
 
     // we're not meant to send client information at finish configuration,
     // but if it works it works™
-    private void packetReceived (ClientboundFinishConfigurationPacket ignoredPacket) {
+    private void packetReceived (final ClientboundFinishConfigurationPacket ignoredPacket) {
         // for voicechat
         session.send(new ServerboundCustomPayloadPacket(
                 Key.key("minecraft:brand"),
@@ -316,43 +320,43 @@ public class Bot extends SessionAdapter {
     // they actually implemented this, but at this commit:
     // https://github.com/GeyserMC/MCProtocolLib/commit/f8460356db2b92fbf7cb506757fe8f87a011a1f7#diff-a9066adbcb6d5503f5edefe3ec95465cf755f1585e02b732a6fa907afe7c7177R67-L103
     // they removed it, for some reason
-    private void packetReceived (ClientboundLoginCompressionPacket packet) {
+    private void packetReceived (final ClientboundLoginCompressionPacket packet) {
         if (packet.getThreshold() < 0) {
             session.setCompression(null);
         }
     }
 
     @Override
-    public void packetSending (PacketSendingEvent packetSendingEvent) {
-        for (SessionListener listener : listeners) {
+    public void packetSending (final PacketSendingEvent packetSendingEvent) {
+        for (final SessionListener listener : listeners) {
             listener.packetSending(packetSendingEvent);
         }
     }
 
     @Override
-    public void packetSent (Session session, Packet packet) {
-        for (SessionListener listener : listeners) {
+    public void packetSent (final Session session, final Packet packet) {
+        for (final SessionListener listener : listeners) {
             listener.packetSent(session, packet);
         }
     }
 
     @Override
-    public void packetError (PacketErrorEvent packetErrorEvent) {
-        for (SessionListener listener : listeners) {
+    public void packetError (final PacketErrorEvent packetErrorEvent) {
+        for (final SessionListener listener : listeners) {
             listener.packetError(packetErrorEvent);
         }
         packetErrorEvent.setSuppress(true); // fixes the ohio sus exploit
     }
 
     @Override
-    public void disconnecting (DisconnectingEvent disconnectingEvent) {
-        for (SessionListener listener : listeners) {
+    public void disconnecting (final DisconnectingEvent disconnectingEvent) {
+        for (final SessionListener listener : listeners) {
             listener.disconnecting(disconnectingEvent);
         }
     }
 
     @Override
-    public void disconnected (DisconnectedEvent disconnectedEvent) {
+    public void disconnected (final DisconnectedEvent disconnectedEvent) {
         loggedIn = false;
 
         final Throwable cause = disconnectedEvent.getCause();
@@ -382,14 +386,14 @@ public class Bot extends SessionAdapter {
             executor.schedule(this::reconnect, reconnectDelay, TimeUnit.MILLISECONDS);
         }
 
-        for (SessionListener listener : listeners) {
+        for (final SessionListener listener : listeners) {
             listener.disconnected(disconnectedEvent);
         }
     }
 
     public String getServerString () { return getServerString(false); }
 
-    public String getServerString (boolean bypassHidden) {
+    public String getServerString (final boolean bypassHidden) {
         return options.hidden && !bypassHidden ?
                 options.serverName :
                 host + ":" + port;
@@ -400,7 +404,7 @@ public class Bot extends SessionAdapter {
         Main.bots.remove(this);
     }
 
-    public void addListener (Listener listener) {
+    public void addListener (final Listener listener) {
         listeners.add(listener);
     }
 
@@ -417,6 +421,6 @@ public class Bot extends SessionAdapter {
     public static class Listener extends SessionAdapter {
         public void connecting () { }
 
-        public void loadedPlugins (Bot bot) { }
+        public void loadedPlugins (final Bot bot) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/Main.java b/src/main/java/me/chayapak1/chomens_bot/Main.java
index 32f28f17..b3ec437d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/Main.java
+++ b/src/main/java/me/chayapak1/chomens_bot/Main.java
@@ -51,7 +51,7 @@ public class Main {
     public static DiscordPlugin discord;
     public static IRCPlugin irc;
 
-    public static void main (String[] args) throws IOException {
+    public static void main (final String[] args) throws IOException {
         final Path configPath = Path.of("config.yml");
 
         final Constructor constructor = new Constructor(Configuration.class, new LoaderOptions());
@@ -59,20 +59,20 @@ public class Main {
 
         if (!Files.exists(configPath)) {
             // creates config file from default-config.yml
-            InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream("default-config.yml");
+            final InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream("default-config.yml");
 
             if (is == null) System.exit(1);
 
-            BufferedReader reader = new BufferedReader(new InputStreamReader(is));
-            StringBuilder stringBuilder = new StringBuilder();
+            final BufferedReader reader = new BufferedReader(new InputStreamReader(is));
+            final StringBuilder stringBuilder = new StringBuilder();
             while (reader.ready()) {
-                char character = (char) reader.read();
+                final char character = (char) reader.read();
                 stringBuilder.append(character);
             }
-            String defaultConfig = stringBuilder.toString();
+            final String defaultConfig = stringBuilder.toString();
 
             // writes it
-            BufferedWriter configWriter = Files.newBufferedWriter(configPath);
+            final BufferedWriter configWriter = Files.newBufferedWriter(configPath);
             configWriter.write(defaultConfig);
             configWriter.close();
 
@@ -81,8 +81,8 @@ public class Main {
             System.exit(1);
         }
 
-        InputStream opt = Files.newInputStream(configPath);
-        BufferedReader reader = new BufferedReader(new InputStreamReader(opt));
+        final InputStream opt = Files.newInputStream(configPath);
+        final BufferedReader reader = new BufferedReader(new InputStreamReader(opt));
 
         config = yaml.load(reader);
 
@@ -99,7 +99,7 @@ public class Main {
                     HttpUtilities.getRequest(new URI(config.backup.address).toURL());
 
                     reachable = true;
-                } catch (Exception e) {
+                } catch (final Exception e) {
                     reachable = false;
                 }
 
@@ -128,7 +128,7 @@ public class Main {
         try {
             final Configuration.BotOption[] botsOptions = config.bots;
 
-            for (Configuration.BotOption botOption : botsOptions) {
+            for (final Configuration.BotOption botOption : botsOptions) {
                 final Bot bot = new Bot(botOption, bots, config);
                 bots.add(bot);
             }
@@ -141,8 +141,8 @@ public class Main {
 
             LoggerUtilities.log("Initialized all bots. Now connecting");
 
-            for (Bot bot : bots) bot.connect();
-        } catch (Exception e) {
+            for (final Bot bot : bots) bot.connect();
+        } catch (final Exception e) {
             LoggerUtilities.error(e);
 
             System.exit(1);
@@ -155,22 +155,22 @@ public class Main {
         if (Files.exists(stopReasonFilePath)) {
             try {
                 reason = new String(Files.readAllBytes(stopReasonFilePath)).trim();
-            } catch (IOException ignored) { }
+            } catch (final IOException ignored) { }
         }
 
         stop(0, reason, false);
     }
 
     // most of these are stolen from HBot
-    public static void stop (int exitCode) { stop(exitCode, null, null, true); }
+    public static void stop (final int exitCode) { stop(exitCode, null, null, true); }
 
-    public static void stop (int exitCode, String reason) { stop(exitCode, reason, null, true); }
+    public static void stop (final int exitCode, final String reason) { stop(exitCode, reason, null, true); }
 
-    public static void stop (int exitCode, String reason, String type) { stop(exitCode, reason, type, true); }
+    public static void stop (final int exitCode, final String reason, final String type) { stop(exitCode, reason, type, true); }
 
-    public static void stop (int exitCode, String reason, boolean callSystemExit) { stop(exitCode, reason, null, callSystemExit); }
+    public static void stop (final int exitCode, final String reason, final boolean callSystemExit) { stop(exitCode, reason, null, callSystemExit); }
 
-    public static void stop (int exitCode, String reason, String type, boolean callSystemExit) {
+    public static void stop (final int exitCode, final String reason, final String type, final boolean callSystemExit) {
         if (stopping) return;
 
         stopping = true;
@@ -189,7 +189,7 @@ public class Main {
 
         if (database != null) database.stop();
 
-        ArrayList<Bot> copiedList;
+        final ArrayList<Bot> copiedList;
         synchronized (bots) {
             copiedList = new ArrayList<>(bots);
         }
@@ -202,7 +202,7 @@ public class Main {
         final boolean[] stoppedDiscord = new boolean[copiedList.size()];
 
         int botIndex = 0;
-        for (Bot bot : copiedList) {
+        for (final Bot bot : copiedList) {
             try {
                 if (discordEnabled) {
                     final String channelId = Main.discord.servers.get(bot.getServerString(true));
@@ -217,7 +217,7 @@ public class Main {
                 }
 
                 bot.stop();
-            } catch (Exception ignored) { }
+            } catch (final Exception ignored) { }
 
             botIndex++;
         }
@@ -227,7 +227,7 @@ public class Main {
                 try {
                     if (!ArrayUtilities.isAllTrue(stoppedDiscord)) Thread.sleep(50);
                     else break;
-                } catch (InterruptedException ignored) { }
+                } catch (final InterruptedException ignored) { }
             }
 
             discord.jda.shutdown();
diff --git a/src/main/java/me/chayapak1/chomens_bot/chatParsers/KaboomChatParser.java b/src/main/java/me/chayapak1/chomens_bot/chatParsers/KaboomChatParser.java
index 1eb509a6..9320f594 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chatParsers/KaboomChatParser.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chatParsers/KaboomChatParser.java
@@ -16,18 +16,18 @@ import java.util.List;
 public class KaboomChatParser implements ChatParser {
     private final Bot bot;
 
-    public KaboomChatParser (Bot bot) {
+    public KaboomChatParser (final Bot bot) {
         this.bot = bot;
     }
 
     @Override
-    public PlayerMessage parse (Component message) {
+    public PlayerMessage parse (final Component message) {
         if (message instanceof TextComponent) return parse((TextComponent) message);
         return null;
     }
 
-    public PlayerMessage parse (TextComponent message) {
-        List<Component> children = message.children();
+    public PlayerMessage parse (final TextComponent message) {
+        final List<Component> children = message.children();
 
         if (!message.content().isEmpty() || !message.style().isEmpty() || children.size() < 3) return null;
 
@@ -66,7 +66,7 @@ public class KaboomChatParser implements ChatParser {
         return new PlayerMessage(sender, displayName, contents);
     }
 
-    private boolean isSeperatorAt (List<Component> children, int start) {
+    private boolean isSeperatorAt (final List<Component> children, final int start) {
         return (
                 children.get(start).equals(Component.text(":")) ||
                         children.get(start).equals(Component.text("§f:"))
diff --git a/src/main/java/me/chayapak1/chomens_bot/chatParsers/MinecraftChatParser.java b/src/main/java/me/chayapak1/chomens_bot/chatParsers/MinecraftChatParser.java
index 90125439..87e826ee 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chatParsers/MinecraftChatParser.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chatParsers/MinecraftChatParser.java
@@ -27,17 +27,17 @@ public class MinecraftChatParser implements ChatParser {
         keys.add("chat.type.emote");
     }
 
-    public MinecraftChatParser (Bot bot) {
+    public MinecraftChatParser (final Bot bot) {
         this.bot = bot;
     }
 
     @Override
-    public PlayerMessage parse (Component message) {
+    public PlayerMessage parse (final Component message) {
         if (message instanceof TranslatableComponent) return parse((TranslatableComponent) message);
         return null;
     }
 
-    public PlayerMessage parse (TranslatableComponent message) {
+    public PlayerMessage parse (final TranslatableComponent message) {
         final List<TranslationArgument> args = message.arguments();
         final String key = message.key();
         if (args.size() < 2 || !keys.contains(key)) return null;
@@ -45,11 +45,11 @@ public class MinecraftChatParser implements ChatParser {
         final Component senderComponent = args.getFirst().asComponent();
         final Component contents = args.get(1).asComponent();
 
-        PlayerEntry sender;
+        final PlayerEntry sender;
 
         final HoverEvent<?> hoverEvent = senderComponent.hoverEvent();
         if (hoverEvent != null && hoverEvent.action().equals(HoverEvent.Action.SHOW_ENTITY)) {
-            HoverEvent.ShowEntity entityInfo = (HoverEvent.ShowEntity) hoverEvent.value();
+            final HoverEvent.ShowEntity entityInfo = (HoverEvent.ShowEntity) hoverEvent.value();
             final UUID senderUUID = entityInfo.id();
             sender = bot.players.getEntry(senderUUID);
         } else {
diff --git a/src/main/java/me/chayapak1/chomens_bot/chatParsers/U203aChatParser.java b/src/main/java/me/chayapak1/chomens_bot/chatParsers/U203aChatParser.java
index 123ebad1..1f48a7b6 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chatParsers/U203aChatParser.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chatParsers/U203aChatParser.java
@@ -17,18 +17,18 @@ import java.util.UUID;
 public class U203aChatParser implements ChatParser {
     private final Bot bot;
 
-    public U203aChatParser (Bot bot) {
+    public U203aChatParser (final Bot bot) {
         this.bot = bot;
     }
 
     @Override
-    public PlayerMessage parse (Component message) {
+    public PlayerMessage parse (final Component message) {
         if (message instanceof TranslatableComponent) return parse((TranslatableComponent) message);
         return null;
     }
 
     // very similar to MinecraftChatParser
-    public PlayerMessage parse (TranslatableComponent message) {
+    public PlayerMessage parse (final TranslatableComponent message) {
         final List<TranslationArgument> args = message.arguments();
         if (args.size() < 3 || (!message.key().equals("[%s] %s › %s") && !message.key().equals("%s %s › %s")))
             return null;
@@ -36,10 +36,10 @@ public class U203aChatParser implements ChatParser {
         final Component senderComponent = args.get(1).asComponent();
         final Component contents = args.get(2).asComponent();
 
-        PlayerEntry sender;
+        final PlayerEntry sender;
         final HoverEvent<?> hoverEvent = senderComponent.hoverEvent();
         if (hoverEvent != null && hoverEvent.action().equals(HoverEvent.Action.SHOW_ENTITY)) {
-            HoverEvent.ShowEntity entityInfo = (HoverEvent.ShowEntity) hoverEvent.value();
+            final HoverEvent.ShowEntity entityInfo = (HoverEvent.ShowEntity) hoverEvent.value();
             final UUID senderUUID = entityInfo.id();
             sender = bot.players.getEntry(senderUUID);
         } else {
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Encryptor.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Encryptor.java
index 7b669e39..284760e7 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Encryptor.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Encryptor.java
@@ -20,7 +20,7 @@ public class Encryptor {
     private static final int ITERATIONS = 65536;
     private static final int KEY_LENGTH = 256;
 
-    public static String encrypt (byte[] data, String password) throws Exception {
+    public static String encrypt (final byte[] data, final String password) throws Exception {
         final byte[] salt = generateRandomBytes(SALT_LENGTH);
         final SecretKey key = deriveKey(password, salt);
 
@@ -39,7 +39,7 @@ public class Encryptor {
         return Ascii85.encode(combined);
     }
 
-    public static byte[] decrypt (String ascii85Data, String password) throws Exception {
+    public static byte[] decrypt (final String ascii85Data, final String password) throws Exception {
         final byte[] combined = Ascii85.decode(ascii85Data);
 
         final byte[] salt = new byte[SALT_LENGTH];
@@ -58,14 +58,14 @@ public class Encryptor {
         return cipher.doFinal(encrypted);
     }
 
-    private static SecretKey deriveKey (String password, byte[] salt) throws Exception {
+    private static SecretKey deriveKey (final String password, final byte[] salt) throws Exception {
         final SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA256");
         final KeySpec spec = new PBEKeySpec(password.toCharArray(), salt, ITERATIONS, KEY_LENGTH);
         final SecretKey tmp = factory.generateSecret(spec);
         return new SecretKeySpec(tmp.getEncoded(), "AES");
     }
 
-    private static byte[] generateRandomBytes (int length) {
+    private static byte[] generateRandomBytes (final int length) {
         final byte[] bytes = new byte[length];
         RANDOM.nextBytes(bytes);
         return bytes;
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/PacketHandler.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/PacketHandler.java
index 3afb69a4..89025c2f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/PacketHandler.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/PacketHandler.java
@@ -13,16 +13,16 @@ import java.util.concurrent.CompletableFuture;
 public class PacketHandler {
     private final Bot bot;
 
-    public PacketHandler (Bot bot) {
+    public PacketHandler (final Bot bot) {
         this.bot = bot;
     }
 
-    public void handlePacket (PlayerEntry player, Packet packet) {
-        if (packet instanceof ServerboundRunCoreCommandPacket t_packet) handlePacket(player, t_packet);
-        else if (packet instanceof ServerboundRunCommandPacket t_packet) handlePacket(player, t_packet);
+    public void handlePacket (final PlayerEntry player, final Packet packet) {
+        if (packet instanceof final ServerboundRunCoreCommandPacket t_packet) handlePacket(player, t_packet);
+        else if (packet instanceof final ServerboundRunCommandPacket t_packet) handlePacket(player, t_packet);
     }
 
-    private void handlePacket (PlayerEntry player, ServerboundRunCoreCommandPacket packet) {
+    private void handlePacket (final PlayerEntry player, final ServerboundRunCoreCommandPacket packet) {
         final CompletableFuture<Component> future = bot.core.runTracked(packet.command);
 
         if (future == null) {
@@ -50,7 +50,7 @@ public class PacketHandler {
         });
     }
 
-    private void handlePacket (PlayerEntry player, ServerboundRunCommandPacket packet) {
+    private void handlePacket (final PlayerEntry player, final ServerboundRunCommandPacket packet) {
         final String input = packet.input; // the input is raw, no prefix included
 
         final ChomeNSModCommandContext context = new ChomeNSModCommandContext(
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Types.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Types.java
index c0811593..7cbf4ef7 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Types.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/Types.java
@@ -8,25 +8,25 @@ import java.nio.charset.StandardCharsets;
 import java.util.UUID;
 
 public class Types {
-    public static UUID readUUID (ByteBuf buf) {
+    public static UUID readUUID (final ByteBuf buf) {
         final long mostSignificantBits = buf.readLong();
         final long leastSignificantBits = buf.readLong();
 
         return new UUID(mostSignificantBits, leastSignificantBits);
     }
 
-    public static void writeUUID (ByteBuf buf, UUID uuid) {
+    public static void writeUUID (final ByteBuf buf, final UUID uuid) {
         buf.writeLong(uuid.getMostSignificantBits());
         buf.writeLong(uuid.getLeastSignificantBits());
     }
 
-    public static void writeString (ByteBuf buf, String string) {
+    public static void writeString (final ByteBuf buf, final String string) {
         final byte[] bytes = string.getBytes(StandardCharsets.UTF_8);
         buf.writeInt(bytes.length);
         buf.writeBytes(bytes);
     }
 
-    public static String readString (ByteBuf buf) {
+    public static String readString (final ByteBuf buf) {
         final int length = buf.readInt();
 
         final byte[] bytes = new byte[length];
@@ -35,17 +35,17 @@ public class Types {
         return new String(bytes, StandardCharsets.UTF_8);
     }
 
-    public static Component readComponent (ByteBuf buf) {
+    public static Component readComponent (final ByteBuf buf) {
         final String stringJSON = readString(buf);
 
         try {
             return GsonComponentSerializer.gson().deserialize(stringJSON);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             return null;
         }
     }
 
-    public static void writeComponent (ByteBuf buf, Component component) {
+    public static void writeComponent (final ByteBuf buf, final Component component) {
         final String stringJSON = GsonComponentSerializer.gson().serialize(component);
 
         writeString(buf, stringJSON);
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundCoreOutputPacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundCoreOutputPacket.java
index 3b690529..d10fbec0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundCoreOutputPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundCoreOutputPacket.java
@@ -11,12 +11,12 @@ public class ClientboundCoreOutputPacket implements Packet {
     public final UUID runID;
     public final Component output;
 
-    public ClientboundCoreOutputPacket (UUID runID, Component output) {
+    public ClientboundCoreOutputPacket (final UUID runID, final Component output) {
         this.runID = runID;
         this.output = output;
     }
 
-    public ClientboundCoreOutputPacket (ByteBuf buf) {
+    public ClientboundCoreOutputPacket (final ByteBuf buf) {
         this.runID = Types.readUUID(buf);
         this.output = Types.readComponent(buf);
     }
@@ -27,7 +27,7 @@ public class ClientboundCoreOutputPacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
         Types.writeUUID(buf, this.runID);
         Types.writeComponent(buf, this.output);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundHandshakePacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundHandshakePacket.java
index 2e4ac67e..41fb49f7 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundHandshakePacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundHandshakePacket.java
@@ -7,7 +7,7 @@ public class ClientboundHandshakePacket implements Packet {
     public ClientboundHandshakePacket () {
     }
 
-    public ClientboundHandshakePacket (ByteBuf buf) {
+    public ClientboundHandshakePacket (final ByteBuf buf) {
     }
 
     @Override
@@ -16,6 +16,6 @@ public class ClientboundHandshakePacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundMessagePacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundMessagePacket.java
index 0f501608..55bfc01b 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundMessagePacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/clientboundPackets/ClientboundMessagePacket.java
@@ -8,11 +8,11 @@ import net.kyori.adventure.text.Component;
 public class ClientboundMessagePacket implements Packet {
     public final Component message;
 
-    public ClientboundMessagePacket (Component message) {
+    public ClientboundMessagePacket (final Component message) {
         this.message = message;
     }
 
-    public ClientboundMessagePacket (ByteBuf buf) {
+    public ClientboundMessagePacket (final ByteBuf buf) {
         this.message = Types.readComponent(buf);
     }
 
@@ -22,7 +22,7 @@ public class ClientboundMessagePacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
         Types.writeComponent(buf, this.message);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCommandPacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCommandPacket.java
index 18a3810f..8e30e99d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCommandPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCommandPacket.java
@@ -7,11 +7,11 @@ import me.chayapak1.chomens_bot.chomeNSMod.Types;
 public class ServerboundRunCommandPacket implements Packet {
     public final String input;
 
-    public ServerboundRunCommandPacket (String input) {
+    public ServerboundRunCommandPacket (final String input) {
         this.input = input;
     }
 
-    public ServerboundRunCommandPacket (ByteBuf buf) {
+    public ServerboundRunCommandPacket (final ByteBuf buf) {
         this.input = Types.readString(buf);
     }
 
@@ -21,7 +21,7 @@ public class ServerboundRunCommandPacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
         Types.writeString(buf, this.input);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCoreCommandPacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCoreCommandPacket.java
index d798ec70..8ad58f61 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCoreCommandPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundRunCoreCommandPacket.java
@@ -10,12 +10,12 @@ public class ServerboundRunCoreCommandPacket implements Packet {
     public final UUID runID;
     public final String command;
 
-    public ServerboundRunCoreCommandPacket (UUID runID, String command) {
+    public ServerboundRunCoreCommandPacket (final UUID runID, final String command) {
         this.runID = runID;
         this.command = command;
     }
 
-    public ServerboundRunCoreCommandPacket (ByteBuf buf) {
+    public ServerboundRunCoreCommandPacket (final ByteBuf buf) {
         this.runID = Types.readUUID(buf);
         this.command = Types.readString(buf);
     }
@@ -26,7 +26,7 @@ public class ServerboundRunCoreCommandPacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
         Types.writeUUID(buf, this.runID);
         Types.writeString(buf, this.command);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundSuccessfulHandshakePacket.java b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundSuccessfulHandshakePacket.java
index 8d989b78..974ee911 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundSuccessfulHandshakePacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chomeNSMod/serverboundPackets/ServerboundSuccessfulHandshakePacket.java
@@ -7,7 +7,7 @@ public class ServerboundSuccessfulHandshakePacket implements Packet {
     public ServerboundSuccessfulHandshakePacket () {
     }
 
-    public ServerboundSuccessfulHandshakePacket (ByteBuf buf) {
+    public ServerboundSuccessfulHandshakePacket (final ByteBuf buf) {
     }
 
     @Override
@@ -16,7 +16,7 @@ public class ServerboundSuccessfulHandshakePacket implements Packet {
     }
 
     @Override
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
 
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/chunk/ChunkColumn.java b/src/main/java/me/chayapak1/chomens_bot/chunk/ChunkColumn.java
index 69b0146c..35755507 100644
--- a/src/main/java/me/chayapak1/chomens_bot/chunk/ChunkColumn.java
+++ b/src/main/java/me/chayapak1/chomens_bot/chunk/ChunkColumn.java
@@ -17,7 +17,7 @@ public class ChunkColumn {
 
     private final int minY;
 
-    public ChunkColumn (Bot bot, ChunkPos chunkPos, byte[] data, int worldHeight, int minY) {
+    public ChunkColumn (final Bot bot, final ChunkPos chunkPos, final byte[] data, final int worldHeight, final int minY) {
         this.bot = bot;
         this.pos = chunkPos;
         this.minY = minY;
@@ -35,18 +35,18 @@ public class ChunkColumn {
         }
     }
 
-    public int getBlock (int x, int y, int z) {
+    public int getBlock (final int x, final int y, final int z) {
         if (chunks == null) return 0;
 
-        int yIndex = (y - minY) >> 4;
+        final int yIndex = (y - minY) >> 4;
 
         if (yIndex >= chunks.length) return 0;
 
         return chunks[yIndex].getBlock(x, y & 15, z);
     }
 
-    public void setBlock (int x, int y, int z, int id) {
-        int yIndex = (y - minY) >> 4;
+    public void setBlock (final int x, final int y, final int z, final int id) {
+        final int yIndex = (y - minY) >> 4;
 
         if (yIndex >= chunks.length) return;
 
@@ -57,7 +57,7 @@ public class ChunkColumn {
             }
 
             chunks[yIndex].setBlock(x, y & 15, z, id);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             // passing bot just for debugging? really?
             bot.logger.error(
                     Component.translatable(
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/Command.java b/src/main/java/me/chayapak1/chomens_bot/command/Command.java
index 98dfa44f..0f104822 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/Command.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/Command.java
@@ -15,11 +15,11 @@ public abstract class Command {
     public ChatPacketType[] disallowedPacketTypes;
 
     public Command (
-            String name,
-            String description,
-            String[] usages,
-            String[] aliases,
-            TrustLevel trustLevel
+            final String name,
+            final String description,
+            final String[] usages,
+            final String[] aliases,
+            final TrustLevel trustLevel
     ) {
         this.name = name;
         this.description = description;
@@ -30,12 +30,12 @@ public abstract class Command {
     }
 
     public Command (
-            String name,
-            String description,
-            String[] usages,
-            String[] aliases,
-            TrustLevel trustLevel,
-            boolean consoleOnly
+            final String name,
+            final String description,
+            final String[] usages,
+            final String[] aliases,
+            final TrustLevel trustLevel,
+            final boolean consoleOnly
     ) {
         this.name = name;
         this.description = description;
@@ -46,13 +46,13 @@ public abstract class Command {
     }
 
     public Command (
-            String name,
-            String description,
-            String[] usages,
-            String[] aliases,
-            TrustLevel trustLevel,
-            boolean consoleOnly,
-            ChatPacketType[] disallowedPacketTypes
+            final String name,
+            final String description,
+            final String[] usages,
+            final String[] aliases,
+            final TrustLevel trustLevel,
+            final boolean consoleOnly,
+            final ChatPacketType[] disallowedPacketTypes
     ) {
         this.name = name;
         this.description = description;
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/CommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/CommandContext.java
index 795f3b6b..dcfd69ca 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/CommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/CommandContext.java
@@ -29,7 +29,7 @@ public class CommandContext {
     public String[] fullArgs;
     public String[] args;
 
-    public CommandContext (Bot bot, String prefix, PlayerEntry sender, boolean inGame) {
+    public CommandContext (final Bot bot, final String prefix, final PlayerEntry sender, final boolean inGame) {
         this.bot = bot;
         this.prefix = prefix;
         this.sender = sender;
@@ -38,18 +38,18 @@ public class CommandContext {
 
     public Component displayName () { return Component.empty(); }
 
-    public void sendOutput (Component component) { }
+    public void sendOutput (final Component component) { }
 
     // args parsing stuff
     private int argsPosition = 0;
 
-    public String getString (boolean greedy, boolean required) throws CommandException { return getString(greedy, required, "string"); }
+    public String getString (final boolean greedy, final boolean required) throws CommandException { return getString(greedy, required, "string"); }
 
-    public String getString (boolean greedy, boolean required, boolean returnLowerCase) throws CommandException { return getString(greedy, returnLowerCase, required, "string"); }
+    public String getString (final boolean greedy, final boolean required, final boolean returnLowerCase) throws CommandException { return getString(greedy, returnLowerCase, required, "string"); }
 
-    private String getString (boolean greedy, boolean required, String type) throws CommandException { return getString(greedy, false, required, type); }
+    private String getString (final boolean greedy, final boolean required, final String type) throws CommandException { return getString(greedy, false, required, type); }
 
-    private String getString (boolean greedy, boolean returnLowerCase, boolean required, String type) throws CommandException {
+    private String getString (final boolean greedy, final boolean returnLowerCase, final boolean required, final String type) throws CommandException {
         if (argsPosition >= args.length || args[argsPosition] == null) {
             if (required) {
                 throw new CommandException(
@@ -174,31 +174,31 @@ public class CommandContext {
         return getString(false, true, true, "action");
     }
 
-    public Integer getInteger (boolean required) throws CommandException {
+    public Integer getInteger (final boolean required) throws CommandException {
         final String string = getString(false, required, "integer");
 
         if (string.isEmpty()) return null;
 
         try {
             return Integer.parseInt(string);
-        } catch (NumberFormatException e) {
+        } catch (final NumberFormatException e) {
             throw new CommandException(Component.text("Invalid integer"));
         }
     }
 
-    public Long getLong (boolean required) throws CommandException {
+    public Long getLong (final boolean required) throws CommandException {
         final String string = getString(false, required, "long");
 
         if (string.isEmpty()) return null;
 
         try {
             return Long.parseLong(string);
-        } catch (NumberFormatException e) {
+        } catch (final NumberFormatException e) {
             throw new CommandException(Component.text("Invalid long"));
         }
     }
 
-    public Double getDouble (boolean required, boolean allowInfinite) throws CommandException {
+    public Double getDouble (final boolean required, final boolean allowInfinite) throws CommandException {
         final String string = getString(false, required, "double");
 
         if (string.isEmpty()) return null;
@@ -208,12 +208,12 @@ public class CommandContext {
 
             if (!Double.isFinite(parsedDouble) && !allowInfinite) throw new NumberFormatException();
             else return parsedDouble;
-        } catch (NumberFormatException e) {
+        } catch (final NumberFormatException e) {
             throw new CommandException(Component.text("Invalid double"));
         }
     }
 
-    public Float getFloat (boolean required, boolean allowInfinite) throws CommandException {
+    public Float getFloat (final boolean required, final boolean allowInfinite) throws CommandException {
         final String string = getString(false, required, "float");
 
         if (string.isEmpty()) return null;
@@ -223,12 +223,12 @@ public class CommandContext {
 
             if (!Float.isFinite(parsedFloat) && !allowInfinite) throw new NumberFormatException();
             else return parsedFloat;
-        } catch (NumberFormatException e) {
+        } catch (final NumberFormatException e) {
             throw new CommandException(Component.text("Invalid float"));
         }
     }
 
-    public Boolean getBoolean (boolean required) throws CommandException {
+    public Boolean getBoolean (final boolean required) throws CommandException {
         final String string = getString(false, required, "boolean");
 
         if (string.isEmpty()) return null;
@@ -240,12 +240,12 @@ public class CommandContext {
         };
     }
 
-    public <T extends Enum<T>> T getEnum (Class<T> enumClass) throws CommandException {
+    public <T extends Enum<T>> T getEnum (final Class<T> enumClass) throws CommandException {
         final String string = getString(false, true, enumClass.getSimpleName());
 
         try {
             return Enum.valueOf(enumClass, string.toUpperCase());
-        } catch (IllegalArgumentException | NullPointerException e) {
+        } catch (final IllegalArgumentException | NullPointerException e) {
             final T[] values = enumClass.getEnumConstants();
 
             throw new CommandException(
@@ -258,7 +258,7 @@ public class CommandContext {
         }
     }
 
-    public void checkOverloadArgs (int maximumArgs) throws CommandException {
+    public void checkOverloadArgs (final int maximumArgs) throws CommandException {
         final String joined = String.join(" ", args);
 
         final String quotesReplaced = joined.replaceAll("([\"'])(?:\\.|(?!\1).)*\1", "i");
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/CommandException.java b/src/main/java/me/chayapak1/chomens_bot/command/CommandException.java
index 611de627..e8b3bf3f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/CommandException.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/CommandException.java
@@ -5,7 +5,7 @@ import net.kyori.adventure.text.Component;
 public class CommandException extends Exception {
     public final Component message;
 
-    public CommandException (Component message) {
+    public CommandException (final Component message) {
         this.message = message;
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/TrustLevel.java b/src/main/java/me/chayapak1/chomens_bot/command/TrustLevel.java
index e969d095..bdd87977 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/TrustLevel.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/TrustLevel.java
@@ -12,7 +12,7 @@ public enum TrustLevel {
     public final int level;
     public final Component component;
 
-    TrustLevel (int level, Component component) {
+    TrustLevel (final int level, final Component component) {
         this.level = level;
         this.component = component;
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/contexts/ChomeNSModCommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/contexts/ChomeNSModCommandContext.java
index 3cb77971..52fccd80 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/contexts/ChomeNSModCommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/contexts/ChomeNSModCommandContext.java
@@ -7,7 +7,7 @@ import me.chayapak1.chomens_bot.data.player.PlayerEntry;
 import net.kyori.adventure.text.Component;
 
 public class ChomeNSModCommandContext extends CommandContext {
-    public ChomeNSModCommandContext (Bot bot, PlayerEntry sender) {
+    public ChomeNSModCommandContext (final Bot bot, final PlayerEntry sender) {
         super(
                 bot,
                 ".cbot ", // intentionally hardcoded
@@ -17,7 +17,7 @@ public class ChomeNSModCommandContext extends CommandContext {
     }
 
     @Override
-    public void sendOutput (Component component) {
+    public void sendOutput (final Component component) {
         bot.chomeNSMod.send(
                 sender,
                 new ClientboundMessagePacket(component)
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/contexts/ConsoleCommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/contexts/ConsoleCommandContext.java
index 7fe9a1c4..fd64c74d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/contexts/ConsoleCommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/contexts/ConsoleCommandContext.java
@@ -9,13 +9,13 @@ import net.kyori.adventure.text.format.NamedTextColor;
 public class ConsoleCommandContext extends CommandContext {
     private final Bot bot;
 
-    public ConsoleCommandContext (Bot bot, String prefix) {
+    public ConsoleCommandContext (final Bot bot, final String prefix) {
         super(bot, prefix, bot.players.getBotEntry() /* real */, false);
         this.bot = bot;
     }
 
     @Override
-    public void sendOutput (Component component) {
+    public void sendOutput (final Component component) {
         bot.logger.log(LogType.COMMAND_OUTPUT, component);
     }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/contexts/DiscordCommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/contexts/DiscordCommandContext.java
index 96b2ad4b..80c14e68 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/contexts/DiscordCommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/contexts/DiscordCommandContext.java
@@ -22,7 +22,7 @@ public class DiscordCommandContext extends CommandContext {
 
     private final Bot bot;
 
-    public DiscordCommandContext (Bot bot, String prefix, MessageReceivedEvent event) {
+    public DiscordCommandContext (final Bot bot, final String prefix, final MessageReceivedEvent event) {
         super(
                 bot,
                 prefix,
@@ -46,7 +46,7 @@ public class DiscordCommandContext extends CommandContext {
     }
 
     @Override
-    public void sendOutput (Component component) {
+    public void sendOutput (final Component component) {
         String output = ComponentUtilities.stringifyDiscordAnsi(component);
 
         if (output.length() > 2048) {
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/contexts/IRCCommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/contexts/IRCCommandContext.java
index cf385a36..ff50292a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/contexts/IRCCommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/contexts/IRCCommandContext.java
@@ -14,7 +14,7 @@ public class IRCCommandContext extends CommandContext {
     private final Bot bot;
     private final String nickName;
 
-    public IRCCommandContext (Bot bot, String prefix, String nickName) {
+    public IRCCommandContext (final Bot bot, final String prefix, final String nickName) {
         super(
                 bot,
                 prefix,
@@ -38,7 +38,7 @@ public class IRCCommandContext extends CommandContext {
     }
 
     @Override
-    public void sendOutput (Component component) {
+    public void sendOutput (final Component component) {
         Main.irc.sendMessage(bot, ComponentUtilities.stringifyAnsi(component));
     }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/command/contexts/PlayerCommandContext.java b/src/main/java/me/chayapak1/chomens_bot/command/contexts/PlayerCommandContext.java
index 4ba1cdca..efcb4f59 100644
--- a/src/main/java/me/chayapak1/chomens_bot/command/contexts/PlayerCommandContext.java
+++ b/src/main/java/me/chayapak1/chomens_bot/command/contexts/PlayerCommandContext.java
@@ -16,12 +16,12 @@ public class PlayerCommandContext extends CommandContext {
     private final Bot bot;
 
     public PlayerCommandContext (
-            Bot bot,
-            String playerName,
-            String prefix,
-            String selector,
-            PlayerEntry sender,
-            ChatPacketType packetType
+            final Bot bot,
+            final String playerName,
+            final String prefix,
+            final String selector,
+            final PlayerEntry sender,
+            final ChatPacketType packetType
     ) {
         super(bot, prefix, sender, true);
         this.bot = bot;
@@ -31,7 +31,7 @@ public class PlayerCommandContext extends CommandContext {
     }
 
     @Override
-    public void sendOutput (Component message) {
+    public void sendOutput (final Component message) {
         bot.chat.tellraw(
                 Component.translatable(
                         "%s",
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/BotVisibilityCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/BotVisibilityCommand.java
index 0e42422f..fe3e7975 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/BotVisibilityCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/BotVisibilityCommand.java
@@ -20,7 +20,7 @@ public class BotVisibilityCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/BruhifyCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/BruhifyCommand.java
index 20724e35..e78eb571 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/BruhifyCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/BruhifyCommand.java
@@ -19,7 +19,7 @@ public class BruhifyCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         bot.bruhify.bruhifyText = context.getString(true, false);
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatCommand.java
index d6e0217f..d6e2ae02 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatCommand.java
@@ -26,7 +26,7 @@ public class ClearChatCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String name = context.getString(true, false);
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatQueueCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatQueueCommand.java
index c1748ffe..8e1b800e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatQueueCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ClearChatQueueCommand.java
@@ -19,7 +19,7 @@ public class ClearChatQueueCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(0);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/CloopCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/CloopCommand.java
index 3f88940d..5e5d5c4d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/CloopCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/CloopCommand.java
@@ -26,7 +26,7 @@ public class CloopCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String action = context.getAction();
@@ -61,7 +61,7 @@ public class CloopCommand extends Command {
                             "Removed cloop %s",
                             Component.text(cloop.command()).color(bot.colorPalette.string)
                     ).color(bot.colorPalette.defaultColor);
-                } catch (IndexOutOfBoundsException | IllegalArgumentException | NullPointerException ignored) {
+                } catch (final IndexOutOfBoundsException | IllegalArgumentException | NullPointerException ignored) {
                     throw new CommandException(Component.text("Invalid index"));
                 }
             }
@@ -77,7 +77,7 @@ public class CloopCommand extends Command {
                 final List<Component> cloopsComponent = new ArrayList<>();
 
                 int index = 0;
-                for (CommandLoop command : bot.cloop.loops) {
+                for (final CommandLoop command : bot.cloop.loops) {
                     cloopsComponent.add(
                             Component.translatable(
                                     "%s › %s (%s %s)",
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/CommandBlockCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/CommandBlockCommand.java
index e0ec3253..e3fe02e4 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/CommandBlockCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/CommandBlockCommand.java
@@ -37,7 +37,7 @@ public class CommandBlockCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         runCommand(bot, context, context.getString(true, true), null);
@@ -45,7 +45,7 @@ public class CommandBlockCommand extends Command {
         return null;
     }
 
-    private void runCommand (Bot bot, CommandContext context, String command, PlayerEntry player) {
+    private void runCommand (final Bot bot, final CommandContext context, final String command, final PlayerEntry player) {
         final Matcher userMatcher = USER_PATTERN.matcher(command);
         final Matcher uuidMatcher = UUID_PATTERN.matcher(command);
 
@@ -53,12 +53,12 @@ public class CommandBlockCommand extends Command {
         final boolean uuidFound = uuidMatcher.find();
 
         if (userFound || uuidFound) {
-            Pattern pattern;
+            final Pattern pattern;
 
             if (userFound) pattern = Pattern.compile(userMatcher.group(1));
             else pattern = Pattern.compile(uuidMatcher.group(1));
 
-            for (PlayerEntry entry : bot.players.list) {
+            for (final PlayerEntry entry : bot.players.list) {
                 final String username = entry.profile.getName();
                 final String uuid = entry.profile.getIdAsString();
 
@@ -85,7 +85,7 @@ public class CommandBlockCommand extends Command {
                 }
             }
         } else if (command.contains("{username}") || command.contains("{uuid}")) {
-            for (PlayerEntry entry : bot.players.list) {
+            for (final PlayerEntry entry : bot.players.list) {
                 final String username = entry.profile.getName();
                 final String uuid = entry.profile.getIdAsString();
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ConsoleCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ConsoleCommand.java
index 4248f7ef..93e36b0d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ConsoleCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ConsoleCommand.java
@@ -29,7 +29,7 @@ public class ConsoleCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String action = context.getString(false, true, true);
@@ -38,7 +38,7 @@ public class ConsoleCommand extends Command {
             case "server" -> {
                 final List<String> servers = new ArrayList<>();
 
-                for (Bot eachBot : bot.bots) {
+                for (final Bot eachBot : bot.bots) {
                     servers.add(eachBot.getServerString(true));
                 }
 
@@ -62,7 +62,7 @@ public class ConsoleCommand extends Command {
                             "Set the console server to %s",
                             Component.text(Main.console.consoleServer)
                     ).color(bot.colorPalette.defaultColor);
-                } catch (ArrayIndexOutOfBoundsException e) {
+                } catch (final ArrayIndexOutOfBoundsException e) {
                     throw new CommandException(Component.text("Invalid server: " + server));
                 }
             }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/CowsayCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/CowsayCommand.java
index d51650ae..ed2e8a37 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/CowsayCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/CowsayCommand.java
@@ -19,7 +19,7 @@ public class CowsayCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final String message = context.getString(true, true);
 
         final CowExecutor cowExecutor = new CowExecutor();
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/EchoCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/EchoCommand.java
index cfd0df42..e80e11bb 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/EchoCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/EchoCommand.java
@@ -22,7 +22,7 @@ public class EchoCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         bot.chat.send(context.getString(true, true));
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/EndCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/EndCommand.java
index ddfda992..621adf7e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/EndCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/EndCommand.java
@@ -19,7 +19,7 @@ public class EndCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(0);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/EvalCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/EvalCommand.java
index 52c41035..e52751f6 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/EvalCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/EvalCommand.java
@@ -26,7 +26,7 @@ public class EvalCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         if (!bot.eval.connected) throw new CommandException(Component.text("Eval server is not online"));
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/FilterCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/FilterCommand.java
index 094416c7..2c722086 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/FilterCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/FilterCommand.java
@@ -37,7 +37,7 @@ public class FilterCommand extends Command {
 
     // most of these codes are from cloop and greplog
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         boolean ignoreCase = false;
@@ -79,7 +79,7 @@ public class FilterCommand extends Command {
                     // try validating the regex
                     try {
                         Pattern.compile(player);
-                    } catch (PatternSyntaxException e) {
+                    } catch (final PatternSyntaxException e) {
                         throw new CommandException(
                                 Component.translatable(
                                         "Failed to parse filter regex: %s",
@@ -135,7 +135,7 @@ public class FilterCommand extends Command {
                 final List<Component> filtersComponents = new ArrayList<>();
 
                 int index = 0;
-                for (FilteredPlayer player : PlayerFilterPlugin.localList) {
+                for (final FilteredPlayer player : PlayerFilterPlugin.localList) {
                     Component options = Component.empty().color(NamedTextColor.DARK_GRAY);
 
                     if (player.ignoreCase || player.regex) {
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/FindAltsCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/FindAltsCommand.java
index c7443a8c..0cb21423 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/FindAltsCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/FindAltsCommand.java
@@ -30,7 +30,7 @@ public class FindAltsCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws Exception {
+    public Component execute (final CommandContext context) throws Exception {
         final Bot bot = context.bot;
 
         if (Main.database == null)
@@ -42,7 +42,7 @@ public class FindAltsCommand extends Command {
 
         final boolean allServer = flag.equals("-allserver");
 
-        String player;
+        final String player;
 
         if (allServer) {
             player = context.getString(true, true);
@@ -79,7 +79,7 @@ public class FindAltsCommand extends Command {
         return null;
     }
 
-    private Component handle (Bot bot, String targetIP, boolean argumentIsIP, String player, boolean allServer) {
+    private Component handle (final Bot bot, final String targetIP, final boolean argumentIsIP, final String player, final boolean allServer) {
         final Map<String, JsonNode> altsMap = bot.playersDatabase.findPlayerAlts(targetIP, allServer);
 
         final Component playerComponent = Component
@@ -123,7 +123,7 @@ public class FindAltsCommand extends Command {
                 .toList();
 
         int i = 0;
-        for (String username : sorted) {
+        for (final String username : sorted) {
             component = component
                     .append(
                             Component
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/GrepLogCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/GrepLogCommand.java
index 201625be..7ba64014 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/GrepLogCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/GrepLogCommand.java
@@ -23,7 +23,7 @@ public class GrepLogCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         if (Main.discord == null || Main.discord.jda == null) {
@@ -81,7 +81,7 @@ public class GrepLogCommand extends Command {
         thread = new Thread(() -> {
             try {
                 bot.grepLog.search(context, input, finalIgnoreCase, finalRegex);
-            } catch (CommandException e) {
+            } catch (final CommandException e) {
                 context.sendOutput(e.message.color(NamedTextColor.RED));
             }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/HelpCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/HelpCommand.java
index 5baf6437..fa2dad5d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/HelpCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/HelpCommand.java
@@ -30,7 +30,7 @@ public class HelpCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final String commandName = context.getString(false, false);
@@ -42,10 +42,10 @@ public class HelpCommand extends Command {
         }
     }
 
-    public Component getCommandList (CommandContext context) throws CommandException {
+    public Component getCommandList (final CommandContext context) throws CommandException {
         final List<Component> list = new ArrayList<>();
 
-        for (TrustLevel level : TrustLevel.values()) {
+        for (final TrustLevel level : TrustLevel.values()) {
             list.addAll(getCommandListByTrustLevel(context, level));
         }
 
@@ -67,12 +67,12 @@ public class HelpCommand extends Command {
                 .append(Component.join(JoinConfiguration.separator(Component.space()), list));
     }
 
-    public List<Component> getCommandListByTrustLevel (CommandContext context, TrustLevel trustLevel) throws CommandException {
+    public List<Component> getCommandListByTrustLevel (final CommandContext context, final TrustLevel trustLevel) throws CommandException {
         final List<Component> list = new ArrayList<>();
 
-        List<String> commandNames = new ArrayList<>();
+        final List<String> commandNames = new ArrayList<>();
 
-        for (Command command : CommandHandlerPlugin.COMMANDS) {
+        for (final Command command : CommandHandlerPlugin.COMMANDS) {
             if (command.trustLevel != trustLevel || (command.consoleOnly && !(context instanceof ConsoleCommandContext)))
                 continue;
 
@@ -81,7 +81,7 @@ public class HelpCommand extends Command {
 
         Collections.sort(commandNames);
 
-        for (String name : commandNames) {
+        for (final String name : commandNames) {
             list.add(
                     Component
                             .text(name)
@@ -101,12 +101,12 @@ public class HelpCommand extends Command {
         return list;
     }
 
-    public Component getUsages (CommandContext context, String commandName) throws CommandException {
+    public Component getUsages (final CommandContext context, final String commandName) throws CommandException {
         final Bot bot = context.bot;
 
         final String prefix = context.prefix;
 
-        for (Command command : CommandHandlerPlugin.COMMANDS) {
+        for (final Command command : CommandHandlerPlugin.COMMANDS) {
             if (
                     !command.name.equalsIgnoreCase(commandName) &&
                             !Arrays.stream(command.aliases).toList().contains(commandName.toLowerCase())
@@ -136,7 +136,7 @@ public class HelpCommand extends Command {
                             )
             );
 
-            for (String usage : command.usages) {
+            for (final String usage : command.usages) {
                 Component usageComponent = Component.empty()
                         .append(Component.text(prefix + actualCommandName).color(bot.colorPalette.secondary))
                         .append(Component.text(" "));
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/IPFilterCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/IPFilterCommand.java
index 10d724db..c91945f4 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/IPFilterCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/IPFilterCommand.java
@@ -33,7 +33,7 @@ public class IPFilterCommand extends Command {
 
     // most of these codes are from cloop and greplog
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String action = context.getAction();
@@ -95,7 +95,7 @@ public class IPFilterCommand extends Command {
                 final List<Component> filtersComponents = new ArrayList<>();
 
                 int index = 0;
-                for (Map.Entry<String, String> entry : IPFilterPlugin.localList.entrySet()) {
+                for (final Map.Entry<String, String> entry : IPFilterPlugin.localList.entrySet()) {
                     final String ip = entry.getKey();
                     final String reason = entry.getValue();
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/InfoCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/InfoCommand.java
index 1ed1dc8f..4a3019e9 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/InfoCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/InfoCommand.java
@@ -41,7 +41,7 @@ public class InfoCommand extends Command {
     static {
         try (final InputStream input = ClassLoader.getSystemClassLoader().getResourceAsStream("application.properties")) {
             BUILD_INFO.load(input);
-        } catch (IOException ignored) { }
+        } catch (final IOException ignored) { }
     }
 
     public InfoCommand () {
@@ -63,7 +63,7 @@ public class InfoCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -100,10 +100,10 @@ public class InfoCommand extends Command {
                 final StringBuilder builder = new StringBuilder();
 
                 try {
-                    RandomAccessFile file = new RandomAccessFile("/proc/cpuinfo", "r");
-                    FileChannel channel = file.getChannel();
+                    final RandomAccessFile file = new RandomAccessFile("/proc/cpuinfo", "r");
+                    final FileChannel channel = file.getChannel();
 
-                    ByteBuffer buffer = ByteBuffer.allocate(1024 * 1024); // 1 MB buffer
+                    final ByteBuffer buffer = ByteBuffer.allocate(1024 * 1024); // 1 MB buffer
                     long bytesRead = channel.read(buffer);
 
                     while (bytesRead != -1) {
@@ -119,7 +119,7 @@ public class InfoCommand extends Command {
 
                     channel.close();
                     file.close();
-                } catch (IOException ignored) { }
+                } catch (final IOException ignored) { }
 
                 final TextColor color = bot.colorPalette.string;
 
@@ -135,7 +135,7 @@ public class InfoCommand extends Command {
 
                 try {
                     localHost = InetAddress.getLocalHost();
-                } catch (UnknownHostException ignored) { }
+                } catch (final UnknownHostException ignored) { }
 
                 component = Component.translatable(
                         """
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/KickCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/KickCommand.java
index 0db47800..e468c900 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/KickCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/KickCommand.java
@@ -28,7 +28,7 @@ public class KickCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final Kick method = context.getEnum(Kick.class);
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ListCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ListCommand.java
index 66fdebc0..34d1b952 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ListCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ListCommand.java
@@ -27,7 +27,7 @@ public class ListCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(0);
 
         final Bot bot = context.bot;
@@ -36,7 +36,7 @@ public class ListCommand extends Command {
 
         final List<Component> playersComponent = new ArrayList<>();
 
-        for (PlayerEntry entry : list) {
+        for (final PlayerEntry entry : list) {
             if (entry == null) continue;
 
             // chayapak
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/MailCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/MailCommand.java
index 63474dfd..7f3d9eab 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/MailCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/MailCommand.java
@@ -34,7 +34,7 @@ public class MailCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         if (Main.database == null)
@@ -62,7 +62,7 @@ public class MailCommand extends Command {
                     );
 
                     context.sendOutput(Component.text("Mail sent!").color(bot.colorPalette.defaultColor));
-                } catch (CommandException e) {
+                } catch (final CommandException e) {
                     context.sendOutput(e.message.color(NamedTextColor.RED));
                 }
             });
@@ -95,11 +95,11 @@ public class MailCommand extends Command {
                                 context.sendOutput(
                                         Component.text("Mail sent!").color(bot.colorPalette.defaultColor)
                                 );
-                            } catch (CommandException e) {
+                            } catch (final CommandException e) {
                                 context.sendOutput(e.message.color(NamedTextColor.RED));
                             }
                         });
-                    } catch (CommandException e) {
+                    } catch (final CommandException e) {
                         context.sendOutput(e.message.color(NamedTextColor.RED));
                         return null;
                     }
@@ -114,7 +114,7 @@ public class MailCommand extends Command {
                     final List<Mail> mails = bot.mail.list();
 
                     int senderMailSize = 0;
-                    for (Mail mail : mails) {
+                    for (final Mail mail : mails) {
                         if (!mail.sentTo().equals(sender.profile.getName())) continue;
                         senderMailSize++;
                     }
@@ -128,7 +128,7 @@ public class MailCommand extends Command {
                     final List<Component> mailsComponent = new ArrayList<>();
 
                     int count = 1;
-                    for (Mail mail : mails) {
+                    for (final Mail mail : mails) {
                         if (!mail.sentTo().equals(sender.profile.getName())) continue;
 
                         final Instant instant = Instant.ofEpochMilli(mail.timeSent());
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/MusicCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/MusicCommand.java
index 57dfec8c..a573b528 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/MusicCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/MusicCommand.java
@@ -66,7 +66,7 @@ public class MusicCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         if (context.bot.music.locked && !(context instanceof ConsoleCommandContext))
             throw new CommandException(Component.text("Managing music is currently locked"));
 
@@ -93,14 +93,14 @@ public class MusicCommand extends Command {
         };
     }
 
-    public Component play (CommandContext context) throws CommandException {
+    public Component play (final CommandContext context) throws CommandException {
         final MusicPlayerPlugin player = context.bot.music;
 
         if (player.loaderThread != null) throw new CommandException(Component.text("Already loading a song"));
 
         final String stringPath = context.getString(true, true);
 
-        Path path;
+        final Path path;
 
         try {
             path = Path.of(ROOT.toString(), stringPath);
@@ -121,14 +121,14 @@ public class MusicCommand extends Command {
 
                     final Path realPath = Path.of(ROOT.toString(), String.join(separator, splitPathClone));
 
-                    try (DirectoryStream<Path> stream = Files.newDirectoryStream(realPath)) {
+                    try (final DirectoryStream<Path> stream = Files.newDirectoryStream(realPath)) {
                         final List<Path> songsPaths = new ArrayList<>();
-                        for (Path eachPath : stream) songsPaths.add(eachPath);
+                        for (final Path eachPath : stream) songsPaths.add(eachPath);
 
                         PathUtilities.sort(songsPaths);
 
                         final List<String> songs = new ArrayList<>();
-                        for (Path eachPath : songsPaths) songs.add(eachPath.getFileName().toString());
+                        for (final Path eachPath : songsPaths) songs.add(eachPath.getFileName().toString());
 
                         final String lowerCaseFile = splitPath[splitPath.length - 1].toLowerCase();
 
@@ -141,18 +141,18 @@ public class MusicCommand extends Command {
                         final String file = matchedArray[0];
 
                         player.loadSong(Path.of(realPath.toString(), file), context.sender);
-                    } catch (NoSuchFileException e) {
+                    } catch (final NoSuchFileException e) {
                         throw new CommandException(Component.text("Directory does not exist"));
                     }
                 } else {
-                    try (DirectoryStream<Path> stream = Files.newDirectoryStream(ROOT)) {
+                    try (final DirectoryStream<Path> stream = Files.newDirectoryStream(ROOT)) {
                         final List<Path> songsPaths = new ArrayList<>();
-                        for (Path eachPath : stream) songsPaths.add(eachPath);
+                        for (final Path eachPath : stream) songsPaths.add(eachPath);
 
                         PathUtilities.sort(songsPaths);
 
                         final List<String> songs = new ArrayList<>();
-                        for (Path eachPath : songsPaths) songs.add(eachPath.getFileName().toString());
+                        for (final Path eachPath : songsPaths) songs.add(eachPath.getFileName().toString());
 
                         final String[] matchedArray = songs.stream()
                                 .filter(song -> song.equalsIgnoreCase(stringPath) || song.toLowerCase().contains(stringPath.toLowerCase()))
@@ -163,25 +163,25 @@ public class MusicCommand extends Command {
                         final String file = matchedArray[0];
 
                         player.loadSong(Path.of(ROOT.toString(), file), context.sender);
-                    } catch (NoSuchFileException e) {
+                    } catch (final NoSuchFileException e) {
                         throw new CommandException(Component.text("this will never happen ok??"));
                     }
                 }
             }
-        } catch (MalformedURLException e) {
+        } catch (final MalformedURLException e) {
             throw new CommandException(Component.text("Invalid URL"));
-        } catch (IndexOutOfBoundsException e) {
+        } catch (final IndexOutOfBoundsException e) {
             throw new CommandException(Component.text("Song not found"));
-        } catch (CommandException e) {
+        } catch (final CommandException e) {
             throw e;
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new CommandException(Component.text(e.toString()));
         }
 
         return null;
     }
 
-    public Component playFromItem (CommandContext context) throws CommandException {
+    public Component playFromItem (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -202,13 +202,13 @@ public class MusicCommand extends Command {
                         Base64.getDecoder().decode(output),
                         context.sender
                 );
-            } catch (IllegalArgumentException e) {
+            } catch (final IllegalArgumentException e) {
                 try {
                     bot.music.loadSong(
                             Ascii85.decode(output),
                             context.sender
                     );
-                } catch (IllegalArgumentException e2) {
+                } catch (final IllegalArgumentException e2) {
                     context.sendOutput(Component.text("Invalid Base64 or Ascii85 in the selected item").color(NamedTextColor.RED));
                 }
             }
@@ -219,7 +219,7 @@ public class MusicCommand extends Command {
         return null;
     }
 
-    public Component stop (CommandContext context) throws CommandException {
+    public Component stop (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -230,7 +230,7 @@ public class MusicCommand extends Command {
         return Component.text("Cleared the song queue").color(bot.colorPalette.defaultColor);
     }
 
-    public Component loop (CommandContext context) throws CommandException {
+    public Component loop (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(2);
 
         final Bot bot = context.bot;
@@ -265,7 +265,7 @@ public class MusicCommand extends Command {
         }
     }
 
-    public Component list (CommandContext context) throws CommandException {
+    public Component list (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String prefix = context.prefix;
@@ -279,21 +279,21 @@ public class MusicCommand extends Command {
 
         if (!path.normalize().startsWith(ROOT.toString())) throw new CommandException(Component.text("no"));
 
-        try (DirectoryStream<Path> stream = Files.newDirectoryStream(path)) {
+        try (final DirectoryStream<Path> stream = Files.newDirectoryStream(path)) {
             final List<Path> paths = new ArrayList<>();
-            for (Path eachPath : stream) paths.add(eachPath);
+            for (final Path eachPath : stream) paths.add(eachPath);
 
             PathUtilities.sort(paths);
 
             final List<Component> fullList = new ArrayList<>();
             int i = 0;
-            for (Path eachPath : paths) {
+            for (final Path eachPath : paths) {
                 final boolean isDirectory = Files.isDirectory(eachPath);
 
                 Path location;
                 try {
                     location = path;
-                } catch (IllegalArgumentException e) {
+                } catch (final IllegalArgumentException e) {
                     location = Paths.get(""); // wtf mabe
                 }
 
@@ -324,7 +324,7 @@ public class MusicCommand extends Command {
 
             while (index <= fullList.size()) {
                 // we MUST make a new copy of the list else everything will fard..,.
-                List<Component> list = new ArrayList<>(fullList).subList(index, Math.min(index + eachSize, fullList.size()));
+                final List<Component> list = new ArrayList<>(fullList).subList(index, Math.min(index + eachSize, fullList.size()));
 
                 final Component component = Component.join(JoinConfiguration.separator(Component.space()), list);
                 context.sendOutput(component);
@@ -332,14 +332,14 @@ public class MusicCommand extends Command {
                 index += eachSize;
                 list.clear();
             }
-        } catch (IOException e) {
+        } catch (final IOException e) {
             throw new CommandException(Component.text("Directory doesn't exist"));
         }
 
         return null;
     }
 
-    public Component skip (CommandContext context) throws CommandException {
+    public Component skip (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -358,7 +358,7 @@ public class MusicCommand extends Command {
         return null;
     }
 
-    public Component nowPlaying (CommandContext context) throws CommandException {
+    public Component nowPlaying (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -371,7 +371,7 @@ public class MusicCommand extends Command {
                 .color(bot.colorPalette.defaultColor);
     }
 
-    public Component queue (CommandContext context) throws CommandException {
+    public Component queue (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -379,7 +379,7 @@ public class MusicCommand extends Command {
 
         final List<Component> queueWithNames = new ArrayList<>();
         int i = 0;
-        for (Song song : queue) {
+        for (final Song song : queue) {
             queueWithNames.add(
                     Component.text(song.name).color((i++ & 1) == 0 ? bot.colorPalette.primary : bot.colorPalette.secondary)
             );
@@ -391,7 +391,7 @@ public class MusicCommand extends Command {
     }
 
     // lazy fix for java using "goto" as keyword real
-    public Component goTo (CommandContext context) throws CommandException {
+    public Component goTo (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
         final Song currentSong = bot.music.currentSong;
 
@@ -412,7 +412,7 @@ public class MusicCommand extends Command {
                 .color(bot.colorPalette.defaultColor);
     }
 
-    public Component pitch (CommandContext context) throws CommandException {
+    public Component pitch (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(2);
 
         final Bot bot = context.bot;
@@ -427,7 +427,7 @@ public class MusicCommand extends Command {
                 .color(bot.colorPalette.defaultColor);
     }
 
-    public Component speed (CommandContext context) throws CommandException {
+    public Component speed (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(2);
 
         final Bot bot = context.bot;
@@ -451,7 +451,7 @@ public class MusicCommand extends Command {
                 .color(bot.colorPalette.defaultColor);
     }
 
-    public Component amplify (CommandContext context) throws CommandException {
+    public Component amplify (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(2);
 
         final Bot bot = context.bot;
@@ -468,7 +468,7 @@ public class MusicCommand extends Command {
                 .color(bot.colorPalette.defaultColor);
     }
 
-    public Component noteInstrument (CommandContext context) throws CommandException {
+    public Component noteInstrument (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String instrument = context.getString(true, true);
@@ -485,7 +485,7 @@ public class MusicCommand extends Command {
         }
     }
 
-    public Component pause (CommandContext context) throws CommandException {
+    public Component pause (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -502,7 +502,7 @@ public class MusicCommand extends Command {
         }
     }
 
-    public Component info (CommandContext context) throws CommandException {
+    public Component info (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
@@ -532,7 +532,7 @@ public class MusicCommand extends Command {
         return Component.join(JoinConfiguration.newlines(), components);
     }
 
-    public Component testSong (CommandContext context) throws CommandException {
+    public Component testSong (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/NetMessageCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/NetMessageCommand.java
index e75411a8..2c5982c0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/NetMessageCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/NetMessageCommand.java
@@ -29,7 +29,7 @@ public class NetMessageCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
         final List<Bot> bots = bot.bots;
 
@@ -78,7 +78,7 @@ public class NetMessageCommand extends Command {
                         )
         ).color(NamedTextColor.DARK_GRAY);
 
-        for (Bot eachBot : bots) {
+        for (final Bot eachBot : bots) {
             if (!eachBot.loggedIn) continue;
             eachBot.chat.tellraw(component);
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/RandomTeleportCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/RandomTeleportCommand.java
index c1d988a8..1d6b8a90 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/RandomTeleportCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/RandomTeleportCommand.java
@@ -25,7 +25,7 @@ public class RandomTeleportCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(0);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/RefillCoreCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/RefillCoreCommand.java
index fb28cf29..496c91fc 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/RefillCoreCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/RefillCoreCommand.java
@@ -19,7 +19,7 @@ public class RefillCoreCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(0);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/RestartCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/RestartCommand.java
index 06b536ba..32a5dfba 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/RestartCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/RestartCommand.java
@@ -20,7 +20,7 @@ public class RestartCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String reason = context.getString(true, false);
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ScreenshareCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ScreenshareCommand.java
index 268e5178..5f5dcec0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ScreenshareCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ScreenshareCommand.java
@@ -25,7 +25,7 @@ public class ScreenshareCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String action = context.getString(false, true, true);
@@ -84,7 +84,7 @@ public class ScreenshareCommand extends Command {
                 }
                 default -> throw new CommandException(Component.text("Invalid action"));
             }
-        } catch (NumberFormatException e) {
+        } catch (final NumberFormatException e) {
             throw new CommandException(Component.text("Invalid integer"));
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/SeenCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/SeenCommand.java
index 0b0f1c78..72919405 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/SeenCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/SeenCommand.java
@@ -32,7 +32,7 @@ public class SeenCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         if (Main.database == null)
@@ -46,7 +46,7 @@ public class SeenCommand extends Command {
 
         final List<Component> onlineComponents = new ArrayList<>();
 
-        for (Bot eachBot : bot.bots) {
+        for (final Bot eachBot : bot.bots) {
             if (eachBot.players.getEntry(player) != null) {
                 online = true;
 
@@ -95,7 +95,7 @@ public class SeenCommand extends Command {
                         Component.text(formattedTime).color(bot.colorPalette.string),
                         Component.text(server).color(bot.colorPalette.string)
                 ).color(bot.colorPalette.defaultColor));
-            } catch (CommandException e) {
+            } catch (final CommandException e) {
                 context.sendOutput(e.message.color(NamedTextColor.RED));
             }
         });
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ServerEvalCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ServerEvalCommand.java
index 39eb784c..af4c900f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ServerEvalCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ServerEvalCommand.java
@@ -27,7 +27,7 @@ public class ServerEvalCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String code = context.getString(true, true);
@@ -53,7 +53,7 @@ public class ServerEvalCommand extends Command {
                 final String output = values.length < 1 ? Arrays.toString(values) : values[0].toString();
 
                 context.sendOutput(Component.text(output).color(NamedTextColor.GREEN));
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 context.sendOutput(Component.text(e.toString()).color(NamedTextColor.RED));
             }
         });
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/StopCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/StopCommand.java
index 12c6b0f1..a5094124 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/StopCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/StopCommand.java
@@ -20,7 +20,7 @@ public class StopCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String reason = context.getString(true, false);
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/TPSBarCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/TPSBarCommand.java
index 51c35d39..a8d7a34f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/TPSBarCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/TPSBarCommand.java
@@ -20,7 +20,7 @@ public class TPSBarCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         context.checkOverloadArgs(1);
 
         final Bot bot = context.bot;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/TestCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/TestCommand.java
index 2e33ea4b..7c7327e7 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/TestCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/TestCommand.java
@@ -19,7 +19,7 @@ public class TestCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         return Component.translatable(
                 "Hello, World! Username: %s, Sender UUID: %s, Prefix: %s, Args: %s",
                 Component.text(context.sender.profile.getName()),
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/TimeCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/TimeCommand.java
index 1cdf99bc..f6b9cf39 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/TimeCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/TimeCommand.java
@@ -25,7 +25,7 @@ public class TimeCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         try {
             final Bot bot = context.bot;
 
@@ -42,7 +42,7 @@ public class TimeCommand extends Command {
                     Component.text(timezone).color(bot.colorPalette.string),
                     Component.text(formattedTime).color(NamedTextColor.GREEN)
             ).color(bot.colorPalette.defaultColor);
-        } catch (DateTimeException e) {
+        } catch (final DateTimeException e) {
             throw new CommandException(Component.text("Invalid timezone (case-sensitive)"));
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/TranslateCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/TranslateCommand.java
index 80bcfed6..3de90ff4 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/TranslateCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/TranslateCommand.java
@@ -29,7 +29,7 @@ public class TranslateCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String from = context.getString(false, true);
@@ -73,7 +73,7 @@ public class TranslateCommand extends Command {
                                 )
                                 .color(bot.colorPalette.secondary)
                 );
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 context.sendOutput(Component.text(e.toString()).color(NamedTextColor.RED));
             }
         });
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
index 4e12a7af..ba1473cd 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/UUIDCommand.java
@@ -24,7 +24,7 @@ public class UUIDCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String player = context.getString(true, false);
@@ -32,8 +32,8 @@ public class UUIDCommand extends Command {
         if (!player.isEmpty()) {
             final PlayerEntry entry = bot.players.getEntry(player);
 
-            String name;
-            String uuid;
+            final String name;
+            final String uuid;
 
             if (entry == null) {
                 name = player;
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/UrbanCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/UrbanCommand.java
index 20ac23e4..dd9b9056 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/UrbanCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/UrbanCommand.java
@@ -44,7 +44,7 @@ public class UrbanCommand extends Command {
         Main.EXECUTOR.scheduleAtFixedRate(() -> requestsPerSecond = 0, 0, 1, TimeUnit.SECONDS);
     }
 
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         if (requestsPerSecond > 3) throw new CommandException(Component.text("Too many requests"));
 
         final Bot bot = context.bot;
@@ -74,7 +74,7 @@ public class UrbanCommand extends Command {
 
                 int count = 0;
                 int index = 1;
-                for (JsonElement element : list) {
+                for (final JsonElement element : list) {
                     if (count >= 3) break;
 
                     final JsonObject definitionObject = element.getAsJsonObject();
@@ -180,7 +180,7 @@ public class UrbanCommand extends Command {
                 }
 
                 if (discord && !list.isEmpty()) context.sendOutput(discordComponent);
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 bot.logger.error(e);
                 context.sendOutput(Component.text(e.toString()).color(NamedTextColor.RED));
             }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/ValidateCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/ValidateCommand.java
index 254d1f0c..c3507f3f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/ValidateCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/ValidateCommand.java
@@ -20,7 +20,7 @@ public class ValidateCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) {
+    public Component execute (final CommandContext context) {
         // <red>Trusted - 1
         // <dark_red>Admin - 2
         // .......
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/WeatherCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/WeatherCommand.java
index fe077818..eca22512 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/WeatherCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/WeatherCommand.java
@@ -27,7 +27,7 @@ public class WeatherCommand extends Command {
         );
     }
 
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String location = context.getString(true, true);
@@ -132,7 +132,7 @@ public class WeatherCommand extends Command {
                             )
                             .color(bot.colorPalette.string)
             ).color(bot.colorPalette.defaultColor);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new CommandException(Component.text("Location \"" + location + "\" not found"));
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/WhitelistCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/WhitelistCommand.java
index 82168f32..97393edc 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/WhitelistCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/WhitelistCommand.java
@@ -24,7 +24,7 @@ public class WhitelistCommand extends Command {
     }
 
     @Override
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String action = context.getAction();
@@ -64,7 +64,7 @@ public class WhitelistCommand extends Command {
                             "Removed %s from the whitelist",
                             Component.text(player).color(bot.colorPalette.username)
                     ).color(bot.colorPalette.defaultColor);
-                } catch (IndexOutOfBoundsException | IllegalArgumentException | NullPointerException ignored) {
+                } catch (final IndexOutOfBoundsException | IllegalArgumentException | NullPointerException ignored) {
                     throw new CommandException(Component.text("Invalid index"));
                 }
             }
@@ -81,7 +81,7 @@ public class WhitelistCommand extends Command {
                 final List<Component> playersComponent = new ArrayList<>();
 
                 int index = 0;
-                for (String player : bot.whitelist.list) {
+                for (final String player : bot.whitelist.list) {
                     playersComponent.add(
                             Component.translatable(
                                     "%s › %s",
diff --git a/src/main/java/me/chayapak1/chomens_bot/commands/WikipediaCommand.java b/src/main/java/me/chayapak1/chomens_bot/commands/WikipediaCommand.java
index a47cda16..0b73fe0e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/commands/WikipediaCommand.java
+++ b/src/main/java/me/chayapak1/chomens_bot/commands/WikipediaCommand.java
@@ -38,7 +38,7 @@ public class WikipediaCommand extends Command {
         );
     }
 
-    public Component execute (CommandContext context) throws CommandException {
+    public Component execute (final CommandContext context) throws CommandException {
         final Bot bot = context.bot;
 
         final String page = context.getString(true, true);
@@ -59,7 +59,7 @@ public class WikipediaCommand extends Command {
                 if (redirectsElement != null) {
                     final JsonArray normalized = redirectsElement.getAsJsonArray();
 
-                    for (JsonElement element : normalized) {
+                    for (final JsonElement element : normalized) {
                         final JsonObject redirect = element.getAsJsonObject();
 
                         final String redirectedTo = redirect.get("to").getAsString();
@@ -118,12 +118,12 @@ public class WikipediaCommand extends Command {
                         .append(Component.text(extracted).color(NamedTextColor.GREEN));
 
                 context.sendOutput(component);
-            } catch (NumberFormatException e) {
+            } catch (final NumberFormatException e) {
                 context.sendOutput(Component.text("Failed parsing page ID").color(NamedTextColor.RED));
                 bot.logger.error(e);
-            } catch (CommandException e) {
+            } catch (final CommandException e) {
                 context.sendOutput(e.message.color(NamedTextColor.RED));
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 context.sendOutput(Component.text(e.toString()).color(NamedTextColor.RED));
             }
         });
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BossBar.java b/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BossBar.java
index 823c0189..3f959b0e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BossBar.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BossBar.java
@@ -15,11 +15,11 @@ public class BossBar {
     public float health;
 
     public BossBar (
-            UUID uuid,
-            Component title,
-            BossBarColor color,
-            BossBarDivision division,
-            float health
+            final UUID uuid,
+            final Component title,
+            final BossBarColor color,
+            final BossBarDivision division,
+            final float health
     ) {
         this.uuid = uuid;
         this.title = title;
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BotBossBar.java b/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BotBossBar.java
index ae0a0e3d..ed1a55c8 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BotBossBar.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/bossbar/BotBossBar.java
@@ -30,14 +30,14 @@ public class BotBossBar extends BossBar {
     private int value;
 
     public BotBossBar (
-            Component title,
-            String players,
-            BossBarColor color,
-            BossBarDivision division,
-            boolean visible,
-            long max,
-            int value,
-            Bot bot
+            final Component title,
+            final String players,
+            final BossBarColor color,
+            final BossBarDivision division,
+            final boolean visible,
+            final long max,
+            final int value,
+            final Bot bot
     ) {
         super(null, title, color, division, value);
         this.players = players;
@@ -50,11 +50,11 @@ public class BotBossBar extends BossBar {
         return title;
     }
 
-    public void setTitle (Component title) {
+    public void setTitle (final Component title) {
         setTitle(title, false);
     }
 
-    public void setTitle (Component title, boolean force) {
+    public void setTitle (final Component title, final boolean force) {
         if (!gotSecret) return;
 
         if (this.title.equals(title) && !force) return;
@@ -75,15 +75,15 @@ public class BotBossBar extends BossBar {
             bot.core.run("minecraft:execute as @e[type=minecraft:text_display,tag=" + bot.config.namespace + "_" + onlyName + "] run data modify entity @s text set value '" + serialized.replace("\\", "\\\\").replace("'", "\\'") + "'");
     }
 
-    public BossBarColor color (BossBarColor color) {
+    public BossBarColor color (final BossBarColor color) {
         return color;
     }
 
-    public void setColor (BossBarColor color) {
+    public void setColor (final BossBarColor color) {
         setColor(color, false);
     }
 
-    public void setColor (BossBarColor color, boolean force) {
+    public void setColor (final BossBarColor color, final boolean force) {
         if (!gotSecret) return;
 
         if (this.color == color && !force) return;
@@ -99,9 +99,9 @@ public class BotBossBar extends BossBar {
         return players;
     }
 
-    public void setPlayers (String players) { setPlayers(players, false); }
+    public void setPlayers (final String players) { setPlayers(players, false); }
 
-    public void setPlayers (String players, boolean force) {
+    public void setPlayers (final String players, final boolean force) {
         if (!gotSecret) return;
 
         if (this.players.equals(players) && !force) return;
@@ -115,11 +115,11 @@ public class BotBossBar extends BossBar {
 
     public BossBarDivision division () { return division; }
 
-    public void setDivision (BossBarDivision division) {
+    public void setDivision (final BossBarDivision division) {
         setDivision(division, false);
     }
 
-    public void setDivision (BossBarDivision _division, boolean force) {
+    public void setDivision (final BossBarDivision _division, final boolean force) {
         if (!gotSecret) return;
 
         if (this.division == _division && !force) return;
@@ -143,11 +143,11 @@ public class BotBossBar extends BossBar {
 
     public int value () { return value; }
 
-    public void setValue (int value) {
+    public void setValue (final int value) {
         setValue(value, false);
     }
 
-    public void setValue (int value, boolean force) {
+    public void setValue (final int value, final boolean force) {
         if (!gotSecret) return;
 
         if (this.value == value && !force) return;
@@ -161,7 +161,7 @@ public class BotBossBar extends BossBar {
 
     public boolean visible () { return visible; }
 
-    public void setVisible (boolean visible) {
+    public void setVisible (final boolean visible) {
         if (!gotSecret) return;
 
         if (this.visible == visible) return;
@@ -175,11 +175,11 @@ public class BotBossBar extends BossBar {
 
     public long max () { return max; }
 
-    public void setMax (long max) {
+    public void setMax (final long max) {
         setMax(max, false);
     }
 
-    public void setMax (long max, boolean force) {
+    public void setMax (final long max, final boolean force) {
         if (!gotSecret) return;
 
         if (this.max == max && !force) return;
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/chomeNSMod/PayloadMetadata.java b/src/main/java/me/chayapak1/chomens_bot/data/chomeNSMod/PayloadMetadata.java
index 2f1eae06..848ae2d4 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/chomeNSMod/PayloadMetadata.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/chomeNSMod/PayloadMetadata.java
@@ -5,7 +5,7 @@ import io.netty.buffer.ByteBuf;
 import java.util.Arrays;
 
 public record PayloadMetadata(byte[] nonce, long timestamp) {
-    public static PayloadMetadata deserialize (ByteBuf buf) {
+    public static PayloadMetadata deserialize (final ByteBuf buf) {
         final byte[] nonce = new byte[8];
 
         buf.readBytes(nonce);
@@ -15,7 +15,7 @@ public record PayloadMetadata(byte[] nonce, long timestamp) {
         return new PayloadMetadata(nonce, timestamp);
     }
 
-    public void serialize (ByteBuf buf) {
+    public void serialize (final ByteBuf buf) {
         buf.writeBytes(nonce);
         buf.writeLong(timestamp);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/color/ColorPalette.java b/src/main/java/me/chayapak1/chomens_bot/data/color/ColorPalette.java
index ac7ce829..3d9c7a0c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/color/ColorPalette.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/color/ColorPalette.java
@@ -15,7 +15,7 @@ public class ColorPalette {
     public final TextColor number;
     public final TextColor ownerName;
 
-    public ColorPalette (Configuration.ColorPalette configColorPalette) {
+    public ColorPalette (final Configuration.ColorPalette configColorPalette) {
         this.primary = getColorByString(configColorPalette.primary);
         this.secondary = getColorByString(configColorPalette.secondary);
         this.defaultColor = getColorByString(configColorPalette.defaultColor);
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/eval/EvalFunction.java b/src/main/java/me/chayapak1/chomens_bot/data/eval/EvalFunction.java
index 5fa60c36..3e3d7dd8 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/eval/EvalFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/eval/EvalFunction.java
@@ -8,14 +8,14 @@ public class EvalFunction {
     protected final Bot bot;
 
     public EvalFunction (
-            String name,
-            Bot bot
+            final String name,
+            final Bot bot
     ) {
         this.name = name;
         this.bot = bot;
     }
 
-    public Output execute (Object... args) throws Exception { return null; }
+    public Output execute (final Object... args) throws Exception { return null; }
 
     public record Output(String message, boolean parseJSON) {
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/filter/FilteredPlayer.java b/src/main/java/me/chayapak1/chomens_bot/data/filter/FilteredPlayer.java
index 929ab3da..6f5cb13f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/filter/FilteredPlayer.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/filter/FilteredPlayer.java
@@ -11,10 +11,10 @@ public class FilteredPlayer {
 
     @JsonCreator
     public FilteredPlayer (
-            @JsonProperty("playerName") String playerName,
-            @JsonProperty("reason") String reason,
-            @JsonProperty("regex") boolean regex,
-            @JsonProperty("ignoreCase") boolean ignoreCase
+            @JsonProperty("playerName") final String playerName,
+            @JsonProperty("reason") final String reason,
+            @JsonProperty("regex") final boolean regex,
+            @JsonProperty("ignoreCase") final boolean ignoreCase
     ) {
         this.playerName = playerName;
         this.reason = reason;
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/logging/LogType.java b/src/main/java/me/chayapak1/chomens_bot/data/logging/LogType.java
index 84051dd1..849fe0d1 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/logging/LogType.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/logging/LogType.java
@@ -14,7 +14,7 @@ public enum LogType {
 
     public final Component component;
 
-    LogType (Component component) {
+    LogType (final Component component) {
         this.component = component;
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/mail/Mail.java b/src/main/java/me/chayapak1/chomens_bot/data/mail/Mail.java
index 19a317b6..08c1c5ed 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/mail/Mail.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/mail/Mail.java
@@ -6,11 +6,11 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 public record Mail(String sentBy, String sentTo, long timeSent, String server, String contents) {
     @JsonCreator
     public Mail (
-            @JsonProperty("sentBy") String sentBy,
-            @JsonProperty("sentTo") String sentTo,
-            @JsonProperty("timeSent") long timeSent,
-            @JsonProperty("server") String server,
-            @JsonProperty("contents") String contents
+            @JsonProperty("sentBy") final String sentBy,
+            @JsonProperty("sentTo") final String sentTo,
+            @JsonProperty("timeSent") final long timeSent,
+            @JsonProperty("server") final String server,
+            @JsonProperty("contents") final String contents
     ) {
         this.sentBy = sentBy;
         this.sentTo = sentTo;
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/player/PlayerEntry.java b/src/main/java/me/chayapak1/chomens_bot/data/player/PlayerEntry.java
index 7de2380f..406bae69 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/player/PlayerEntry.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/player/PlayerEntry.java
@@ -22,14 +22,14 @@ public class PlayerEntry {
     public String ip;
 
     public PlayerEntry (
-            GameProfile profile,
-            GameMode gamemode,
-            int latency,
-            Component displayName,
-            long expiresAt,
-            PublicKey publicKey,
-            byte[] keySignature,
-            boolean listed
+            final GameProfile profile,
+            final GameMode gamemode,
+            final int latency,
+            final Component displayName,
+            final long expiresAt,
+            final PublicKey publicKey,
+            final byte[] keySignature,
+            final boolean listed
     ) {
         this.profile = profile;
         this.gamemode = gamemode;
@@ -41,7 +41,7 @@ public class PlayerEntry {
         this.listed = listed;
     }
 
-    public PlayerEntry (PlayerListEntry entry) {
+    public PlayerEntry (final PlayerListEntry entry) {
         this(entry.getProfile(), entry.getGameMode(), entry.getLatency(), entry.getDisplayName(), entry.getExpiresAt(), entry.getPublicKey(), entry.getKeySignature(), entry.isListed());
     }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/team/Team.java b/src/main/java/me/chayapak1/chomens_bot/data/team/Team.java
index 04f975a0..987b42d0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/team/Team.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/team/Team.java
@@ -23,16 +23,16 @@ public class Team {
     public Component suffix;
 
     public Team (
-            String teamName,
-            List<String> players,
-            Component displayName,
-            boolean friendlyFire,
-            boolean seeFriendlyInvisibles,
-            NameTagVisibility nametagVisibility,
-            CollisionRule collisionRule,
-            TeamColor color,
-            Component prefix,
-            Component suffix
+            final String teamName,
+            final List<String> players,
+            final Component displayName,
+            final boolean friendlyFire,
+            final boolean seeFriendlyInvisibles,
+            final NameTagVisibility nametagVisibility,
+            final CollisionRule collisionRule,
+            final TeamColor color,
+            final Component prefix,
+            final Component suffix
     ) {
         this.teamName = teamName;
         this.players = players;
diff --git a/src/main/java/me/chayapak1/chomens_bot/data/voiceChat/ClientGroup.java b/src/main/java/me/chayapak1/chomens_bot/data/voiceChat/ClientGroup.java
index 3fe92438..9025629c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/data/voiceChat/ClientGroup.java
+++ b/src/main/java/me/chayapak1/chomens_bot/data/voiceChat/ClientGroup.java
@@ -7,7 +7,7 @@ import java.util.UUID;
 
 public record ClientGroup(UUID id, String name, boolean hasPassword, boolean persistent, GroupType type) {
 
-    public static ClientGroup fromBytes (FriendlyByteBuf buf) {
+    public static ClientGroup fromBytes (final FriendlyByteBuf buf) {
         return new ClientGroup(
                 buf.readUUID(),
                 buf.readUtf(512),
@@ -17,7 +17,7 @@ public record ClientGroup(UUID id, String name, boolean hasPassword, boolean per
         );
     }
 
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeUUID(id);
         buf.writeUtf(name, 512);
         buf.writeBoolean(hasPassword);
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/ChatFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/ChatFunction.java
index 1342ef8e..603c1655 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/ChatFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/ChatFunction.java
@@ -4,12 +4,12 @@ import me.chayapak1.chomens_bot.Bot;
 import me.chayapak1.chomens_bot.data.eval.EvalFunction;
 
 public class ChatFunction extends EvalFunction {
-    public ChatFunction (Bot bot) {
+    public ChatFunction (final Bot bot) {
         super("chat", bot);
     }
 
     @Override
-    public Output execute (Object... args) {
+    public Output execute (final Object... args) {
         if (args.length == 0) return null;
 
         final String message = (String) args[0];
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CoreFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CoreFunction.java
index a9cddc4a..abb35cd8 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CoreFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CoreFunction.java
@@ -11,12 +11,12 @@ import java.util.concurrent.TimeUnit;
 public class CoreFunction extends EvalFunction {
     private long lastExecutionTime = System.currentTimeMillis();
 
-    public CoreFunction (Bot bot) {
+    public CoreFunction (final Bot bot) {
         super("core", bot);
     }
 
     @Override
-    public Output execute (Object... args) throws Exception {
+    public Output execute (final Object... args) throws Exception {
         if (args.length == 0) return null;
 
         // prevent 69 DDOS exploit !!!
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CorePlaceBlockFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CorePlaceBlockFunction.java
index 05e7e8e8..04421e4c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CorePlaceBlockFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/CorePlaceBlockFunction.java
@@ -4,12 +4,12 @@ import me.chayapak1.chomens_bot.Bot;
 import me.chayapak1.chomens_bot.data.eval.EvalFunction;
 
 public class CorePlaceBlockFunction extends EvalFunction {
-    public CorePlaceBlockFunction (Bot bot) {
+    public CorePlaceBlockFunction (final Bot bot) {
         super("corePlaceBlock", bot);
     }
 
     @Override
-    public Output execute (Object... args) {
+    public Output execute (final Object... args) {
         if (args.length == 0) return null;
 
         final String command = (String) args[0];
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetBotInfoFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetBotInfoFunction.java
index 2ae6a286..f4d5b06c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetBotInfoFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetBotInfoFunction.java
@@ -5,12 +5,12 @@ import me.chayapak1.chomens_bot.Bot;
 import me.chayapak1.chomens_bot.data.eval.EvalFunction;
 
 public class GetBotInfoFunction extends EvalFunction {
-    public GetBotInfoFunction (Bot bot) {
+    public GetBotInfoFunction (final Bot bot) {
         super("getBotInfo", bot);
     }
 
     @Override
-    public Output execute (Object... args) {
+    public Output execute (final Object... args) {
         final JsonObject object = new JsonObject();
 
         object.addProperty("usernane", bot.username);
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetLatestChatMessageFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetLatestChatMessageFunction.java
index be88d3e2..8e30b168 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetLatestChatMessageFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetLatestChatMessageFunction.java
@@ -9,21 +9,21 @@ import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
 public class GetLatestChatMessageFunction extends EvalFunction implements ChatPlugin.Listener {
     private String latestMessage = "";
 
-    public GetLatestChatMessageFunction (Bot bot) {
+    public GetLatestChatMessageFunction (final Bot bot) {
         super("getLatestChatMessage", bot);
 
         bot.chat.addListener(this);
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         latestMessage = GsonComponentSerializer.gson().serialize(component);
 
         return true;
     }
 
     @Override
-    public Output execute (Object... args) {
+    public Output execute (final Object... args) {
         return new Output(latestMessage, true);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetPlayerListFunction.java b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetPlayerListFunction.java
index 64d9228b..092961e2 100644
--- a/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetPlayerListFunction.java
+++ b/src/main/java/me/chayapak1/chomens_bot/evalFunctions/GetPlayerListFunction.java
@@ -10,17 +10,17 @@ import net.kyori.adventure.text.serializer.gson.GsonComponentSerializer;
 import java.util.List;
 
 public class GetPlayerListFunction extends EvalFunction {
-    public GetPlayerListFunction (Bot bot) {
+    public GetPlayerListFunction (final Bot bot) {
         super("getPlayerList", bot);
     }
 
     @Override
-    public Output execute (Object... args) {
+    public Output execute (final Object... args) {
         final List<PlayerEntry> list = bot.players.list;
 
         final JsonArray array = new JsonArray();
 
-        for (PlayerEntry entry : list) {
+        for (final PlayerEntry entry : list) {
             final JsonObject object = new JsonObject();
 
             object.addProperty("uuid", entry.profile.getIdAsString());
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/AuthPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/AuthPlugin.java
index 59b3b954..20580e63 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/AuthPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/AuthPlugin.java
@@ -15,7 +15,7 @@ public class AuthPlugin implements PlayersPlugin.Listener, ChatPlugin.Listener {
     public boolean isAuthenticating = false;
     public long startTime;
 
-    public AuthPlugin (Bot bot) {
+    public AuthPlugin (final Bot bot) {
         this.bot = bot;
 
         if (!bot.config.ownerAuthentication.enabled) return;
@@ -30,7 +30,7 @@ public class AuthPlugin implements PlayersPlugin.Listener, ChatPlugin.Listener {
 
         bot.addListener(new Bot.Listener() {
             @Override
-            public void disconnected (DisconnectedEvent event) {
+            public void disconnected (final DisconnectedEvent event) {
                 AuthPlugin.this.disconnected();
             }
         });
@@ -74,7 +74,7 @@ public class AuthPlugin implements PlayersPlugin.Listener, ChatPlugin.Listener {
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         if (!target.profile.getName().equals(bot.config.ownerName) || !bot.options.useCore) return;
 
         startTime = System.currentTimeMillis();
@@ -82,7 +82,7 @@ public class AuthPlugin implements PlayersPlugin.Listener, ChatPlugin.Listener {
     }
 
     @Override
-    public void playerLeft (PlayerEntry target) {
+    public void playerLeft (final PlayerEntry target) {
         if (!target.profile.getName().equals(bot.config.ownerName)) return;
 
         isAuthenticating = false;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/BossbarManagerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/BossbarManagerPlugin.java
index 89688d30..c1b6b8c2 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/BossbarManagerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/BossbarManagerPlugin.java
@@ -30,7 +30,7 @@ public class BossbarManagerPlugin
 
     public final String bossBarPrefix;
 
-    public BossbarManagerPlugin (Bot bot) {
+    public BossbarManagerPlugin (final Bot bot) {
         this.bot = bot;
         this.bossBarPrefix = bot.config.namespace + ":";
 
@@ -42,11 +42,11 @@ public class BossbarManagerPlugin
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundBossEventPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundBossEventPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundBossEventPacket packet) {
+    private void packetReceived (final ClientboundBossEventPacket packet) {
         if (!enabled || actionBar || !bot.options.useCore) return;
 
         try {
@@ -54,7 +54,7 @@ public class BossbarManagerPlugin
                 case ADD -> {
                     final Map<UUID, BotBossBar> mapCopy = new HashMap<>(bossBars);
 
-                    for (Map.Entry<UUID, BotBossBar> _bossBar : mapCopy.entrySet()) {
+                    for (final Map.Entry<UUID, BotBossBar> _bossBar : mapCopy.entrySet()) {
                         final BotBossBar bossBar = _bossBar.getValue();
 
                         if (bossBar.secret.equals(packet.getTitle())) {
@@ -123,14 +123,14 @@ public class BossbarManagerPlugin
                     bossBar.health = packet.getHealth();
                 }
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
 
     @Override
     public void onSecondTick () {
-        for (Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
             final UUID uuid = _bossBar.getKey();
             final BotBossBar bossBar = _bossBar.getValue();
 
@@ -155,7 +155,7 @@ public class BossbarManagerPlugin
 
     @Override
     public void coreReady () {
-        for (Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
             final BotBossBar bossBar = _bossBar.getValue();
 
             addBossBar(bossBar.id, bossBar, true);
@@ -163,22 +163,22 @@ public class BossbarManagerPlugin
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         serverBossBars.clear();
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         if (!enabled || actionBar || !bot.options.useCore) return;
 
-        for (Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
             final BotBossBar bossBar = _bossBar.getValue();
 
             bossBar.setPlayers(bossBar.players(), true);
         }
     }
 
-    public void add (String name, BotBossBar bossBar) {
+    public void add (final String name, final BotBossBar bossBar) {
         if (!enabled || !bot.options.useCore) return;
 
         bossBar.onlyName = name;
@@ -190,11 +190,11 @@ public class BossbarManagerPlugin
         addBossBar(bossBar.id, bossBar, true);
     }
 
-    private void addBossBar (String name, BotBossBar bossBar) {
+    private void addBossBar (final String name, final BotBossBar bossBar) {
         addBossBar(name, bossBar, false);
     }
 
-    private void addBossBar (String name, BotBossBar bossBar, boolean secret) {
+    private void addBossBar (final String name, final BotBossBar bossBar, final boolean secret) {
         if (!enabled || actionBar) return;
 
         final String prefix = "minecraft:bossbar set " + name + " ";
@@ -220,22 +220,22 @@ public class BossbarManagerPlugin
         bot.core.run(prefix + "value " + bossBar.value());
     }
 
-    public void remove (String name) {
+    public void remove (final String name) {
         if (!enabled || actionBar || !bot.options.useCore) return;
 
         final Map<UUID, BotBossBar> mapCopy = new HashMap<>(bossBars);
 
-        for (Map.Entry<UUID, BotBossBar> bossBar : mapCopy.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> bossBar : mapCopy.entrySet()) {
             if (bossBar.getValue().id.equals(bossBarPrefix + name)) bossBars.remove(bossBar.getValue().uuid);
         }
 
         bot.core.run("minecraft:bossbar remove " + bossBarPrefix + name);
     }
 
-    public BotBossBar get (String name) {
+    public BotBossBar get (final String name) {
         if (!enabled) return null;
 
-        for (Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> _bossBar : bossBars.entrySet()) {
             final BotBossBar bossBar = _bossBar.getValue();
 
             if (bossBar.id != null && bossBar.id.equals(bossBarPrefix + name)) return bossBars.get(bossBar.uuid);
@@ -244,10 +244,10 @@ public class BossbarManagerPlugin
         return null;
     }
 
-    public BotBossBar get (UUID uuid) {
+    public BotBossBar get (final UUID uuid) {
         if (!enabled) return null;
 
-        for (Map.Entry<UUID, BotBossBar> bossBar : bossBars.entrySet()) {
+        for (final Map.Entry<UUID, BotBossBar> bossBar : bossBars.entrySet()) {
             if (bossBar.getValue().uuid == uuid) return bossBar.getValue();
         }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/BruhifyPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/BruhifyPlugin.java
index e7c223f4..34efebb5 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/BruhifyPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/BruhifyPlugin.java
@@ -12,7 +12,7 @@ public class BruhifyPlugin implements TickPlugin.Listener {
 
     private int startHue = 0;
 
-    public BruhifyPlugin (Bot bot) {
+    public BruhifyPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.tick.addListener(this);
@@ -23,12 +23,12 @@ public class BruhifyPlugin implements TickPlugin.Listener {
         if (bruhifyText.isEmpty()) return;
 
         int hue = startHue;
-        String displayName = bruhifyText;
-        int increment = 360 / Math.max(displayName.length(), 20);
+        final String displayName = bruhifyText;
+        final int increment = 360 / Math.max(displayName.length(), 20);
 
         Component component = Component.empty();
 
-        for (char character : displayName.toCharArray()) {
+        for (final char character : displayName.toCharArray()) {
             component = component.append(Component.text(character)
                                                  .color(TextColor.color(HSVLike.hsvLike(hue / 360.0f, 1, 1))));
             hue = (hue + increment) % 360;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ChatCommandHandlerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ChatCommandHandlerPlugin.java
index f25e24ad..4631b47d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ChatCommandHandlerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ChatCommandHandlerPlugin.java
@@ -17,7 +17,7 @@ public class ChatCommandHandlerPlugin implements ChatPlugin.Listener, CommandSpy
     public final List<String> prefixes;
     public final List<String> commandSpyPrefixes;
 
-    public ChatCommandHandlerPlugin (Bot bot) {
+    public ChatCommandHandlerPlugin (final Bot bot) {
         this.bot = bot;
 
         this.prefixes = bot.config.prefixes;
@@ -28,7 +28,7 @@ public class ChatCommandHandlerPlugin implements ChatPlugin.Listener, CommandSpy
     }
 
     @Override
-    public boolean playerMessageReceived (PlayerMessage message, ChatPacketType packetType) {
+    public boolean playerMessageReceived (final PlayerMessage message, final ChatPacketType packetType) {
         if (
                 message.sender() != null &&
                         bot.profile != null &&
@@ -45,7 +45,7 @@ public class ChatCommandHandlerPlugin implements ChatPlugin.Listener, CommandSpy
     }
 
     @Override
-    public void commandReceived (PlayerEntry sender, String command) {
+    public void commandReceived (final PlayerEntry sender, final String command) {
         if (
                 sender.profile != null &&
                         bot.profile != null &&
@@ -68,19 +68,19 @@ public class ChatCommandHandlerPlugin implements ChatPlugin.Listener, CommandSpy
     }
 
     private void handle (
-            Component displayNameComponent,
-            Component messageComponent,
-            PlayerEntry sender,
-            String selector,
-            List<String> prefixes,
-            ChatPacketType packetType
+            final Component displayNameComponent,
+            final Component messageComponent,
+            final PlayerEntry sender,
+            final String selector,
+            final List<String> prefixes,
+            final ChatPacketType packetType
     ) {
         final String displayName = ComponentUtilities.stringify(displayNameComponent);
         final String contents = ComponentUtilities.stringify(messageComponent);
 
         String prefix = null;
 
-        for (String eachPrefix : prefixes) {
+        for (final String eachPrefix : prefixes) {
             if (!contents.startsWith(eachPrefix)) continue;
             prefix = eachPrefix;
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ChatPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ChatPlugin.java
index 61892642..ee28e0c0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ChatPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ChatPlugin.java
@@ -59,7 +59,7 @@ public class ChatPlugin extends Bot.Listener {
 
     private final List<Listener> listeners = new ArrayList<>();
 
-    public ChatPlugin (Bot bot) {
+    public ChatPlugin (final Bot bot) {
         this.bot = bot;
 
         queueDelay = bot.options.chatQueueDelay;
@@ -75,22 +75,22 @@ public class ChatPlugin extends Bot.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundSystemChatPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundPlayerChatPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundDisguisedChatPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundRegistryDataPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundSystemChatPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundPlayerChatPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundDisguisedChatPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundRegistryDataPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundSystemChatPacket packet) {
+    private void packetReceived (final ClientboundSystemChatPacket packet) {
         final Component component = packet.getContent();
 
         if (
-                component instanceof TextComponent t_component &&
+                component instanceof final TextComponent t_component &&
                         t_component.content().length() > 15_000
         ) return;
 
-        if (component instanceof TranslatableComponent t_component) {
+        if (component instanceof final TranslatableComponent t_component) {
             final String key = t_component.key();
 
             if (
@@ -109,7 +109,7 @@ public class ChatPlugin extends Bot.Listener {
 
         PlayerMessage playerMessage = null;
 
-        for (ChatParser parser : chatParsers) {
+        for (final ChatParser parser : chatParsers) {
             playerMessage = parser.parse(component);
             if (playerMessage != null) break;
         }
@@ -117,17 +117,17 @@ public class ChatPlugin extends Bot.Listener {
         final String string = ComponentUtilities.stringify(component);
         final String ansi = ComponentUtilities.stringifyAnsi(component);
 
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             if (!listener.systemMessageReceived(component, string, ansi)) break;
 
             if (playerMessage != null && !listener.playerMessageReceived(playerMessage, ChatPacketType.SYSTEM)) break;
         }
     }
 
-    private void packetReceived (ClientboundRegistryDataPacket packet) {
+    private void packetReceived (final ClientboundRegistryDataPacket packet) {
         if (!packet.getRegistry().key().equals(Key.key(CHAT_TYPE_REGISTRY_KEY))) return;
 
-        for (RegistryEntry entry : packet.getEntries()) {
+        for (final RegistryEntry entry : packet.getEntries()) {
             final NbtMap data = entry.getData();
 
             if (data == null) continue;
@@ -152,7 +152,7 @@ public class ChatPlugin extends Bot.Listener {
         }
     }
 
-    private Component getComponentByChatType (int chatType, Component target, Component sender, Component content) {
+    private Component getComponentByChatType (final int chatType, final Component target, final Component sender, final Component content) {
         final Component type = chatTypes.get(chatType);
 
         if (type == null) return null;
@@ -167,7 +167,7 @@ public class ChatPlugin extends Bot.Listener {
         );
     }
 
-    private void packetReceived (ClientboundPlayerChatPacket packet) {
+    private void packetReceived (final ClientboundPlayerChatPacket packet) {
         final UUID senderUUID = packet.getSender();
 
         final PlayerEntry entry = bot.players.getEntry(senderUUID);
@@ -182,7 +182,7 @@ public class ChatPlugin extends Bot.Listener {
 
         final Component unsignedContent = packet.getUnsignedContent();
 
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             if (!listener.playerMessageReceived(playerMessage, ChatPacketType.PLAYER)) break;
 
             final Component chatTypeComponent = getComponentByChatType(
@@ -206,12 +206,12 @@ public class ChatPlugin extends Bot.Listener {
         }
     }
 
-    private void packetReceived (ClientboundDisguisedChatPacket packet) {
+    private void packetReceived (final ClientboundDisguisedChatPacket packet) {
         final Component component = packet.getMessage();
 
         PlayerMessage parsedFromMessage = null;
 
-        for (ChatParser parser : chatParsers) {
+        for (final ChatParser parser : chatParsers) {
             parsedFromMessage = parser.parse(component);
             if (parsedFromMessage != null) break;
         }
@@ -227,11 +227,11 @@ public class ChatPlugin extends Bot.Listener {
             final String string = ComponentUtilities.stringify(chatTypeComponent);
             final String ansi = ComponentUtilities.stringifyAnsi(chatTypeComponent);
 
-            for (Listener listener : listeners) {
+            for (final Listener listener : listeners) {
                 if (!listener.systemMessageReceived(chatTypeComponent, string, ansi)) break;
             }
 
-            for (ChatParser parser : chatParsers) {
+            for (final ChatParser parser : chatParsers) {
                 final PlayerMessage parsed = parser.parse(chatTypeComponent);
 
                 if (parsed == null) continue;
@@ -242,7 +242,7 @@ public class ChatPlugin extends Bot.Listener {
                         parsed.contents()
                 );
 
-                for (Listener listener : listeners) {
+                for (final Listener listener : listeners) {
                     if (!listener.playerMessageReceived(playerMessage, ChatPacketType.DISGUISED)) break;
                 }
             }
@@ -258,7 +258,7 @@ public class ChatPlugin extends Bot.Listener {
             final String string = ComponentUtilities.stringify(component);
             final String ansi = ComponentUtilities.stringifyAnsi(component);
 
-            for (Listener listener : listeners) {
+            for (final Listener listener : listeners) {
                 if (!listener.playerMessageReceived(playerMessage, ChatPacketType.DISGUISED)) break;
                 if (!listener.systemMessageReceived(component, string, ansi)) break;
             }
@@ -286,13 +286,13 @@ public class ChatPlugin extends Bot.Listener {
         }
     }
 
-    public void sendCommandInstantly (String command) {
+    public void sendCommandInstantly (final String command) {
         if (!bot.loggedIn) return;
 
         bot.session.send(new ServerboundChatCommandPacket(command));
     }
 
-    public void sendChatInstantly (String message) {
+    public void sendChatInstantly (final String message) {
         if (!bot.loggedIn) return;
 
         bot.session.send(new ServerboundChatPacket(
@@ -307,7 +307,7 @@ public class ChatPlugin extends Bot.Listener {
 
     public void clearQueue () { queue.clear(); }
 
-    public void send (String message) {
+    public void send (final String message) {
         if (message.startsWith("/")) {
             queue.add(message);
             return;
@@ -353,7 +353,7 @@ public class ChatPlugin extends Bot.Listener {
         }
     }
 
-    public void tellraw (Component component, String targets) {
+    public void tellraw (final Component component, final String targets) {
         if (bot.options.useChat) {
             if (!targets.equals("@a")) return; // worst fix of all time!1!
 
@@ -364,32 +364,32 @@ public class ChatPlugin extends Bot.Listener {
         }
     }
 
-    public void tellraw (Component component, UUID uuid) { tellraw(component, UUIDUtilities.selector(uuid)); }
+    public void tellraw (final Component component, final UUID uuid) { tellraw(component, UUIDUtilities.selector(uuid)); }
 
-    public void tellraw (Component component) { tellraw(component, "@a"); }
+    public void tellraw (final Component component) { tellraw(component, "@a"); }
 
-    public void actionBar (Component component, String targets) {
+    public void actionBar (final Component component, final String targets) {
         if (bot.options.useChat) return;
         bot.core.run("minecraft:title " + targets + " actionbar " + GsonComponentSerializer.gson().serialize(component));
     }
 
-    public void actionBar (Component component, UUID uuid) { actionBar(component, UUIDUtilities.selector(uuid)); }
+    public void actionBar (final Component component, final UUID uuid) { actionBar(component, UUIDUtilities.selector(uuid)); }
 
-    public void actionBar (Component component) { actionBar(component, "@a"); }
+    public void actionBar (final Component component) { actionBar(component, "@a"); }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     public interface Listener {
-        default boolean playerMessageReceived (PlayerMessage message, ChatPacketType packetType) { return true; }
+        default boolean playerMessageReceived (final PlayerMessage message, final ChatPacketType packetType) { return true; }
 
-        default boolean systemMessageReceived (Component component, String string, String ansi) { return true; }
+        default boolean systemMessageReceived (final Component component, final String string, final String ansi) { return true; }
     }
 
     private record ChatTypeContext(Component target, Component sender, Component content) { }
 
     private static class ChatTypeComponentRenderer extends TranslatableComponentRenderer<ChatTypeContext> {
         @Override
-        protected @NotNull Component renderText (@NotNull TextComponent component, @NotNull ChatTypeContext context) {
+        protected @NotNull Component renderText (@NotNull final TextComponent component, @NotNull final ChatTypeContext context) {
             return switch (component.content()) {
                 case "target" -> context.target();
                 case "sender" -> context.sender();
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ChomeNSModIntegrationPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ChomeNSModIntegrationPlugin.java
index 759ddb92..68f8b4ae 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ChomeNSModIntegrationPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ChomeNSModIntegrationPlugin.java
@@ -56,7 +56,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
     private final List<PayloadMetadata> seenMetadata = Collections.synchronizedList(new ArrayList<>());
 
-    public ChomeNSModIntegrationPlugin (Bot bot) {
+    public ChomeNSModIntegrationPlugin (final Bot bot) {
         this.bot = bot;
         this.handler = new PacketHandler(bot);
 
@@ -74,7 +74,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
         );
     }
 
-    public void send (PlayerEntry target, Packet packet) {
+    public void send (final PlayerEntry target, final Packet packet) {
         if (!connectedPlayers.contains(target) && !(packet instanceof ClientboundHandshakePacket)) return;
 
         final ByteBuf buf = Unpooled.buffer();
@@ -97,7 +97,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
             int i = 1;
 
-            for (String part : split) {
+            for (final String part : split) {
                 final PayloadState state = i == Iterables.size(split)
                         ? PayloadState.DONE
                         : PayloadState.JOINING;
@@ -114,7 +114,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
                 i++;
             }
-        } catch (Exception ignored) { }
+        } catch (final Exception ignored) { }
     }
 
     private PayloadMetadata generateMetadata () {
@@ -126,7 +126,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
         return new PayloadMetadata(nonce, timestamp);
     }
 
-    private boolean isValidPayload (PayloadMetadata metadata) {
+    private boolean isValidPayload (final PayloadMetadata metadata) {
         // check if the timestamp is less than the expiration time
         if (System.currentTimeMillis() - metadata.timestamp() > NONCE_EXPIRATION_MS) return false;
 
@@ -140,7 +140,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
         return valid;
     }
 
-    private Packet deserialize (byte[] data) {
+    private Packet deserialize (final byte[] data) {
         final ByteBuf buf = Unpooled.wrappedBuffer(data);
 
         final PayloadMetadata metadata = PayloadMetadata.deserialize(buf);
@@ -164,16 +164,16 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
         try {
             return packetClass.getDeclaredConstructor(ByteBuf.class).newInstance(buf);
-        } catch (NoSuchMethodException | InvocationTargetException | InstantiationException |
-                 IllegalAccessException e) {
+        } catch (final NoSuchMethodException | InvocationTargetException | InstantiationException |
+                       IllegalAccessException e) {
             return null;
         }
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         if (
-                !(component instanceof TranslatableComponent translatableComponent) ||
+                !(component instanceof final TranslatableComponent translatableComponent) ||
                         !translatableComponent.key().isEmpty()
         ) return true;
 
@@ -182,11 +182,11 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
         if (
                 arguments.size() != 5 ||
 
-                        !(arguments.get(0).asComponent() instanceof TextComponent idTextComponent) ||
-                        !(arguments.get(1).asComponent() instanceof TextComponent uuidTextComponent) ||
-                        !(arguments.get(2).asComponent() instanceof TextComponent messageIdTextComponent) ||
-                        !(arguments.get(3).asComponent() instanceof TextComponent payloadStateTextComponent) ||
-                        !(arguments.get(4).asComponent() instanceof TextComponent payloadTextComponent) ||
+                        !(arguments.get(0).asComponent() instanceof final TextComponent idTextComponent) ||
+                        !(arguments.get(1).asComponent() instanceof final TextComponent uuidTextComponent) ||
+                        !(arguments.get(2).asComponent() instanceof final TextComponent messageIdTextComponent) ||
+                        !(arguments.get(3).asComponent() instanceof final TextComponent payloadStateTextComponent) ||
+                        !(arguments.get(4).asComponent() instanceof final TextComponent payloadTextComponent) ||
 
                         !idTextComponent.content().equals(ID)
         ) return true;
@@ -239,13 +239,13 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
                 handlePacket(player, packet);
             }
-        } catch (Exception ignored) { }
+        } catch (final Exception ignored) { }
 
         return false;
     }
 
     private void tryHandshaking () {
-        for (String username : bot.config.chomeNSMod.players) {
+        for (final String username : bot.config.chomeNSMod.players) {
             final PlayerEntry target = bot.players.getEntry(username);
 
             if (target == null || connectedPlayers.contains(target)) continue;
@@ -254,7 +254,7 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
         }
     }
 
-    private void handlePacket (PlayerEntry player, Packet packet) {
+    private void handlePacket (final PlayerEntry player, final Packet packet) {
         if (packet instanceof ServerboundSuccessfulHandshakePacket) {
             connectedPlayers.removeIf(eachPlayer -> eachPlayer.equals(player));
             connectedPlayers.add(player);
@@ -262,17 +262,17 @@ public class ChomeNSModIntegrationPlugin implements ChatPlugin.Listener, Players
 
         handler.handlePacket(player, packet);
 
-        for (Listener listener : listeners) listener.packetReceived(player, packet);
+        for (final Listener listener : listeners) listener.packetReceived(player, packet);
     }
 
     @Override
-    public void playerLeft (PlayerEntry target) {
+    public void playerLeft (final PlayerEntry target) {
         connectedPlayers.removeIf(player -> player.equals(target));
         receivedParts.remove(target);
     }
 
     @SuppressWarnings("unused")
     public interface Listener {
-        default void packetReceived (PlayerEntry player, Packet packet) { }
+        default void packetReceived (final PlayerEntry player, final Packet packet) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ClearChatNameAnnouncerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ClearChatNameAnnouncerPlugin.java
index 29d178a4..c57548c1 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ClearChatNameAnnouncerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ClearChatNameAnnouncerPlugin.java
@@ -8,7 +8,7 @@ import net.kyori.adventure.text.format.NamedTextColor;
 public class ClearChatNameAnnouncerPlugin implements CommandSpyPlugin.Listener {
     private final Bot bot;
 
-    public ClearChatNameAnnouncerPlugin (Bot bot) {
+    public ClearChatNameAnnouncerPlugin (final Bot bot) {
         this.bot = bot;
 
         if (!bot.config.announceClearChatUsername) return;
@@ -17,7 +17,7 @@ public class ClearChatNameAnnouncerPlugin implements CommandSpyPlugin.Listener {
     }
 
     @Override
-    public void commandReceived (PlayerEntry sender, String command) {
+    public void commandReceived (final PlayerEntry sender, final String command) {
         if (
                 command.equals("/clearchat") ||
                         command.equals("/cc") ||
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/CloopPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/CloopPlugin.java
index c947fed2..ca55b735 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/CloopPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/CloopPlugin.java
@@ -14,19 +14,19 @@ public class CloopPlugin {
     private final List<ScheduledFuture<?>> loopTasks = new ArrayList<>();
     public final List<CommandLoop> loops = new ArrayList<>();
 
-    public CloopPlugin (Bot bot) {
+    public CloopPlugin (final Bot bot) {
         this.bot = bot;
     }
 
-    public void add (TimeUnit unit, long interval, String command) {
-        Runnable loopTask = () -> bot.core.run(command);
+    public void add (final TimeUnit unit, final long interval, final String command) {
+        final Runnable loopTask = () -> bot.core.run(command);
 
         loops.add(new CommandLoop(command, interval, unit));
         loopTasks.add(bot.executor.scheduleAtFixedRate(loopTask, 0, interval, unit));
     }
 
-    public CommandLoop remove (int index) {
-        ScheduledFuture<?> loopTask = loopTasks.remove(index);
+    public CommandLoop remove (final int index) {
+        final ScheduledFuture<?> loopTask = loopTasks.remove(index);
 
         if (loopTask != null) {
             loopTask.cancel(false);
@@ -36,7 +36,7 @@ public class CloopPlugin {
     }
 
     public void clear () {
-        for (ScheduledFuture<?> loopTask : loopTasks) {
+        for (final ScheduledFuture<?> loopTask : loopTasks) {
             loopTask.cancel(false);
         }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandHandlerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandHandlerPlugin.java
index 4e992db3..d15355b8 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandHandlerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandHandlerPlugin.java
@@ -67,14 +67,14 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
         registerCommand(new RestartCommand());
     }
 
-    public static void registerCommand (Command command) {
+    public static void registerCommand (final Command command) {
         COMMANDS.add(command);
     }
 
-    public static Command findCommand (String searchTerm) {
+    public static Command findCommand (final String searchTerm) {
         if (searchTerm.isBlank()) return null;
 
-        for (Command command : COMMANDS) {
+        for (final Command command : COMMANDS) {
             if (
                     command.name.equals(searchTerm.toLowerCase()) ||
                             Arrays.stream(command.aliases).toList().contains(searchTerm.toLowerCase())
@@ -92,7 +92,7 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
 
     private int commandPerSecond = 0;
 
-    public CommandHandlerPlugin (Bot bot) {
+    public CommandHandlerPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.tick.addListener(this);
@@ -109,9 +109,9 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
     // (sometimes execution time can be as high as 19 ms,
     // though it can also be as low as 4000 ns)
     public void executeCommand (
-            String input,
-            CommandContext context,
-            MessageReceivedEvent event
+            final String input,
+            final CommandContext context,
+            final MessageReceivedEvent event
     ) {
         final boolean inGame = context instanceof PlayerCommandContext;
         final boolean discord = context instanceof DiscordCommandContext;
@@ -144,7 +144,7 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
                 context.sendOutput(Component.text("ChomeNS Bot is currently disabled").color(NamedTextColor.RED));
                 return;
             } else if (
-                    context instanceof PlayerCommandContext playerContext &&
+                    context instanceof final PlayerCommandContext playerContext &&
                             command.disallowedPacketTypes != null &&
                             Arrays.asList(command.disallowedPacketTypes).contains(playerContext.packetType)
             ) {
@@ -176,7 +176,7 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
 
                 TrustLevel userTrustLevel = TrustLevel.PUBLIC;
 
-                for (Role role : roles) {
+                for (final Role role : roles) {
                     if (role.getName().equalsIgnoreCase(bot.config.discord.ownerRoleName)) {
                         userTrustLevel = TrustLevel.OWNER;
                         break;
@@ -237,9 +237,9 @@ public class CommandHandlerPlugin implements TickPlugin.Listener {
             final Component output = command.execute(context);
 
             if (output != null) context.sendOutput(output);
-        } catch (CommandException e) {
+        } catch (final CommandException e) {
             context.sendOutput(e.message.color(NamedTextColor.RED));
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
 
             final String stackTrace = ExceptionUtilities.getStacktrace(e);
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSpyPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSpyPlugin.java
index c4eb8eb1..e1d415f2 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSpyPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSpyPlugin.java
@@ -15,18 +15,18 @@ public class CommandSpyPlugin implements ChatPlugin.Listener {
 
     private final List<Listener> listeners = new ArrayList<>();
 
-    public CommandSpyPlugin (Bot bot) {
+    public CommandSpyPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.chat.addListener(this);
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         final List<Component> children = component.children();
 
         if (
-                !(component instanceof TextComponent textComponent) ||
+                !(component instanceof final TextComponent textComponent) ||
                         children.size() != 2 ||
                         textComponent.style().isEmpty() ||
                         (
@@ -44,14 +44,14 @@ public class CommandSpyPlugin implements ChatPlugin.Listener {
 
         if (sender == null) return true;
 
-        for (Listener listener : listeners) listener.commandReceived(sender, command);
+        for (final Listener listener : listeners) listener.commandReceived(sender, command);
 
         return true;
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     public interface Listener {
-        default void commandReceived (PlayerEntry sender, String command) { }
+        default void commandReceived (final PlayerEntry sender, final String command) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSuggestionPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSuggestionPlugin.java
index 6f958cd7..e55a8ad9 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSuggestionPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/CommandSuggestionPlugin.java
@@ -14,21 +14,21 @@ public class CommandSuggestionPlugin implements ChatPlugin.Listener {
 
     private final Bot bot;
 
-    public CommandSuggestionPlugin (Bot bot) {
+    public CommandSuggestionPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.chat.addListener(this);
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         final List<Component> children = component.children();
 
         if (
-                !(component instanceof TextComponent idComponent) ||
+                !(component instanceof final TextComponent idComponent) ||
                         !idComponent.content().equals(ID) ||
                         children.size() != 1 ||
-                        !(children.getFirst() instanceof TextComponent playerComponent)
+                        !(children.getFirst() instanceof final TextComponent playerComponent)
         ) return true;
 
         final String player = playerComponent.content();
@@ -36,7 +36,7 @@ public class CommandSuggestionPlugin implements ChatPlugin.Listener {
         final List<Component> output = new ArrayList<>();
         output.add(Component.text(ID));
 
-        for (Command command : CommandHandlerPlugin.COMMANDS) {
+        for (final Command command : CommandHandlerPlugin.COMMANDS) {
             if (command.consoleOnly) continue;
 
             final boolean hasAliases = command.aliases.length != 0;
@@ -47,7 +47,7 @@ public class CommandSuggestionPlugin implements ChatPlugin.Listener {
                     .append(Component.text(hasAliases));
 
             if (hasAliases) {
-                for (String alias : command.aliases) outputComponent = outputComponent.append(Component.text(alias));
+                for (final String alias : command.aliases) outputComponent = outputComponent.append(Component.text(alias));
             }
 
             output.add(outputComponent);
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ConsolePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ConsolePlugin.java
index 2552b465..31d2fd3b 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ConsolePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ConsolePlugin.java
@@ -35,7 +35,7 @@ public class ConsolePlugin implements Completer {
 
     private final Component format;
 
-    public ConsolePlugin (Configuration config) {
+    public ConsolePlugin (final Configuration config) {
         this.allBots = Main.bots;
         this.format = GsonComponentSerializer.gson().deserialize(config.consoleChatFormat);
         this.prefix = config.consoleCommandPrefix;
@@ -54,7 +54,7 @@ public class ConsolePlugin implements Completer {
                         String line = null;
                         try {
                             line = reader.readLine(prompt);
-                        } catch (Exception e) {
+                        } catch (final Exception e) {
                             System.exit(1);
                         }
 
@@ -68,7 +68,7 @@ public class ConsolePlugin implements Completer {
     }
 
     @Override
-    public void complete (LineReader reader, ParsedLine line, List<Candidate> candidates) {
+    public void complete (final LineReader reader, final ParsedLine line, final List<Candidate> candidates) {
         if (!line.line().startsWith(prefix)) return;
 
         final String command = line.line().substring(prefix.length());
@@ -86,10 +86,10 @@ public class ConsolePlugin implements Completer {
         candidates.addAll(filteredCommands);
     }
 
-    private void handleLine (String line) {
+    private void handleLine (final String line) {
         if (line == null) return;
 
-        for (Bot bot : allBots) {
+        for (final Bot bot : allBots) {
             final String server = bot.getServerString(true);
 
             if (!server.equals(consoleServer) && !consoleServer.equalsIgnoreCase("all")) continue;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/CorePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/CorePlugin.java
index bb3a45bd..c4e4aa5f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/CorePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/CorePlugin.java
@@ -62,7 +62,7 @@ public class CorePlugin
 
     private boolean shouldRefill = false;
 
-    public CorePlugin (Bot bot) {
+    public CorePlugin (final Bot bot) {
         this.bot = bot;
 
         this.fromSize = Vector3i.from(
@@ -173,7 +173,7 @@ public class CorePlugin
         incrementBlock();
     }
 
-    public void run (String command) {
+    public void run (final String command) {
         if (!ready || command.length() > 32767) return;
 
         if (bot.options.useCore) {
@@ -193,9 +193,9 @@ public class CorePlugin
     }
 
     // thanks chipmunk for this new tellraw method
-    public CompletableFuture<Component> runTracked (String command) { return runTracked(false, command); }
+    public CompletableFuture<Component> runTracked (final String command) { return runTracked(false, command); }
 
-    public CompletableFuture<Component> runTracked (boolean useCargo, String command) {
+    public CompletableFuture<Component> runTracked (final boolean useCargo, final String command) {
         if (!ready || command.length() > 32767) return null;
 
         if (!bot.options.useCore) return null;
@@ -231,10 +231,10 @@ public class CorePlugin
         return trackedFuture;
     }
 
-    public void runPlaceBlock (String command) {
+    public void runPlaceBlock (final String command) {
         try {
             placeBlockQueue.add(command);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
@@ -279,7 +279,7 @@ public class CorePlugin
                                     customName
                             )
             );
-        } catch (JsonSyntaxException e) {
+        } catch (final JsonSyntaxException e) {
             bot.logger.error("Error while parsing the core's custom name into Component! You might have an invalid syntax in the custom name.");
             bot.logger.error(e);
         }
@@ -315,9 +315,9 @@ public class CorePlugin
 
         final Vector3i oldSize = toSize;
 
-        int x = toSize.getX();
+        final int x = toSize.getX();
         int y = -64;
-        int z = toSize.getZ();
+        final int z = toSize.getZ();
 
         while (commandsPerTick.get() > 16 * 16) {
             y++;
@@ -354,7 +354,7 @@ public class CorePlugin
         if (!isCoreComplete()) shouldRefill = true;
     }
 
-    private boolean isCommandBlockState (int blockState) {
+    private boolean isCommandBlockState (final int blockState) {
         return
                 // command block
                 (
@@ -376,7 +376,7 @@ public class CorePlugin
     }
 
     // ported from chomens bot js, which is originally from smp
-    private boolean isCore (Vector3i position) {
+    private boolean isCore (final Vector3i position) {
         return
                 position.getX() >= from.getX() && position.getX() <= to.getX() &&
                         position.getY() >= from.getY() && position.getY() <= to.getY() &&
@@ -404,7 +404,7 @@ public class CorePlugin
     }
 
     @Override
-    public void positionChange (Vector3d position) {
+    public void positionChange (final Vector3d position) {
         if (bot.position.isGoingDownFromHeightLimit) return;
 
         final int coreChunkPosX = from == null ? -1 : (int) Math.floor((double) from.getX() / 16);
@@ -427,18 +427,18 @@ public class CorePlugin
             ready = true;
 
             refillTask = bot.executor.scheduleAtFixedRate(this::refill, 0, bot.config.core.refillInterval, TimeUnit.MILLISECONDS);
-            for (Listener listener : listeners) listener.coreReady();
+            for (final Listener listener : listeners) listener.coreReady();
         }
     }
 
     @Override
-    public void worldChanged (String dimension) {
+    public void worldChanged (final String dimension) {
         reset();
         refill();
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         ready = false;
 
         refillTask.cancel(false);
@@ -471,7 +471,7 @@ public class CorePlugin
 
     public void refill () { refill(true); }
 
-    public void refill (boolean force) {
+    public void refill (final boolean force) {
         if (!ready) return;
 
         final Map<Integer, Boolean> refilledMap = new HashMap<>();
@@ -512,7 +512,7 @@ public class CorePlugin
         }
 
         if (refilledMap.containsValue(true)) {
-            for (Listener listener : listeners) listener.coreRefilled();
+            for (final Listener listener : listeners) listener.coreRefilled();
         }
     }
 
@@ -522,5 +522,5 @@ public class CorePlugin
         default void coreRefilled () { }
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/DatabasePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/DatabasePlugin.java
index 26dd4a1d..fb322a46 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/DatabasePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/DatabasePlugin.java
@@ -21,14 +21,14 @@ public class DatabasePlugin {
 
     public Connection connection;
 
-    public DatabasePlugin (Configuration config) {
+    public DatabasePlugin (final Configuration config) {
         try {
             connection = DriverManager.getConnection(
                     "jdbc:mariadb://" + config.database.address + "/chomens_bot",
                     config.database.username,
                     config.database.password
             );
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             LoggerUtilities.error(e);
         }
     }
@@ -41,19 +41,19 @@ public class DatabasePlugin {
         );
     }
 
-    public boolean execute (String query) throws SQLException {
+    public boolean execute (final String query) throws SQLException {
         final Statement statement = connection.createStatement();
 
         return statement.execute(query);
     }
 
-    public ResultSet query (String query) throws SQLException {
+    public ResultSet query (final String query) throws SQLException {
         final Statement statement = connection.createStatement();
 
         return statement.executeQuery(query);
     }
 
-    public int update (String query) throws SQLException {
+    public int update (final String query) throws SQLException {
         final Statement statement = connection.createStatement();
 
         return statement.executeUpdate(query);
@@ -64,7 +64,7 @@ public class DatabasePlugin {
 
         try {
             connection.close();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             LoggerUtilities.error(e);
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/DiscordPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/DiscordPlugin.java
index 15d5a43c..c16e1704 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/DiscordPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/DiscordPlugin.java
@@ -48,7 +48,7 @@ public class DiscordPlugin extends ListenerAdapter {
 
     private final Map<String, Integer> totalConnects = new HashMap<>();
 
-    public DiscordPlugin (Configuration config) {
+    public DiscordPlugin (final Configuration config) {
         final Configuration.Discord options = config.discord;
         this.prefix = options.prefix;
         this.servers = options.servers;
@@ -69,7 +69,7 @@ public class DiscordPlugin extends ListenerAdapter {
         try {
             jda = builder.build();
             jda.awaitReady();
-        } catch (InterruptedException ignored) { }
+        } catch (final InterruptedException ignored) { }
 
         if (jda == null) return;
 
@@ -77,7 +77,7 @@ public class DiscordPlugin extends ListenerAdapter {
 
         jda.addEventListener(this);
 
-        for (Bot bot : Main.bots) {
+        for (final Bot bot : Main.bots) {
             final String channelId = servers.get(bot.getServerString(true));
 
             bot.executor.scheduleAtFixedRate(() -> onDiscordTick(channelId), 0, 50, TimeUnit.MILLISECONDS);
@@ -86,10 +86,10 @@ public class DiscordPlugin extends ListenerAdapter {
 
             bot.addListener(new Bot.Listener() {
                 @Override
-                public void loadedPlugins (Bot bot) {
+                public void loadedPlugins (final Bot bot) {
                     bot.chat.addListener(new ChatPlugin.Listener() {
                         @Override
-                        public boolean systemMessageReceived (Component component, String string, String _ansi) {
+                        public boolean systemMessageReceived (final Component component, final String string, final String _ansi) {
                             if (string.length() > 2000 - 12) {
                                 sendMessage(CodeBlockUtilities.escape(string), channelId);
                             } else {
@@ -129,7 +129,7 @@ public class DiscordPlugin extends ListenerAdapter {
                 }
 
                 @Override
-                public void connected (ConnectedEvent event) {
+                public void connected (final ConnectedEvent event) {
                     totalConnects.put(channelId, 0);
 
                     sendMessageInstantly(
@@ -142,7 +142,7 @@ public class DiscordPlugin extends ListenerAdapter {
                 }
 
                 @Override
-                public void disconnected (DisconnectedEvent event) {
+                public void disconnected (final DisconnectedEvent event) {
                     if (totalConnects.get(channelId) >= 6) return;
 
                     final String reason = ComponentUtilities.stringifyDiscordAnsi(event.getReason());
@@ -159,8 +159,8 @@ public class DiscordPlugin extends ListenerAdapter {
     }
 
     @Override
-    public void onMessageReceived (@NotNull MessageReceivedEvent event) {
-        for (Bot bot : Main.bots) {
+    public void onMessageReceived (@NotNull final MessageReceivedEvent event) {
+        for (final Bot bot : Main.bots) {
             final String channelId = servers.get(bot.getServerString(true));
 
             if (
@@ -185,7 +185,7 @@ public class DiscordPlugin extends ListenerAdapter {
             Component output = Component.empty();
 
             if (isForwarded) {
-                for (MessageSnapshot snapshot : messageEvent.getMessageSnapshots()) {
+                for (final MessageSnapshot snapshot : messageEvent.getMessageSnapshots()) {
                     final List<Component> extraComponents = new ArrayList<>();
 
                     addExtraComponents(
@@ -248,8 +248,8 @@ public class DiscordPlugin extends ListenerAdapter {
     }
 
     private Component getMessageComponent (
-            Bot bot,
-            Message message
+            final Bot bot,
+            final Message message
     ) {
         final List<Component> extraComponents = new ArrayList<>();
 
@@ -276,7 +276,7 @@ public class DiscordPlugin extends ListenerAdapter {
 
             final List<Component> rolesList = new ArrayList<>();
 
-            for (Role role : roles) {
+            for (final Role role : roles) {
                 final Color color = role.getColor();
 
                 rolesList.add(
@@ -317,7 +317,7 @@ public class DiscordPlugin extends ListenerAdapter {
                         )
                 );
 
-        for (Role role : roles) {
+        for (final Role role : roles) {
             final Color color = role.getColor();
 
             if (color == null) continue;
@@ -378,7 +378,7 @@ public class DiscordPlugin extends ListenerAdapter {
         ).color(NamedTextColor.DARK_GRAY);
     }
 
-    private String replaceMessageContent (String content) {
+    private String replaceMessageContent (final String content) {
         return ComponentUtilities
                 // replaces the ANSI codes (from the bot) with section signs corresponding to the color/style
                 .deserializeFromDiscordAnsi(content)
@@ -389,19 +389,19 @@ public class DiscordPlugin extends ListenerAdapter {
     }
 
     private void addExtraComponents (
-            List<Component> extraComponents,
-            List<Message.Attachment> attachments,
-            List<MessageEmbed> embeds,
-            List<StickerItem> stickers,
-            Bot bot
+            final List<Component> extraComponents,
+            final List<Message.Attachment> attachments,
+            final List<MessageEmbed> embeds,
+            final List<StickerItem> stickers,
+            final Bot bot
     ) {
         addAttachmentsComponent(attachments, extraComponents);
         addEmbedsComponent(embeds, extraComponents, bot);
         addStickersComponent(stickers, extraComponents);
     }
 
-    private void addAttachmentsComponent (List<Message.Attachment> attachments, List<Component> extraComponents) {
-        for (Message.Attachment attachment : attachments) {
+    private void addAttachmentsComponent (final List<Message.Attachment> attachments, final List<Component> extraComponents) {
+        for (final Message.Attachment attachment : attachments) {
             extraComponents.add(
                     Component
                             .text("[Attachment]")
@@ -418,8 +418,8 @@ public class DiscordPlugin extends ListenerAdapter {
         }
     }
 
-    private void addEmbedsComponent (List<MessageEmbed> embeds, List<Component> extraComponents, Bot bot) {
-        for (MessageEmbed embed : embeds) {
+    private void addEmbedsComponent (final List<MessageEmbed> embeds, final List<Component> extraComponents, final Bot bot) {
+        for (final MessageEmbed embed : embeds) {
             final Component hoverEvent = Component.translatable(
                     """
                             Title: %s
@@ -441,8 +441,8 @@ public class DiscordPlugin extends ListenerAdapter {
         }
     }
 
-    private void addStickersComponent (List<StickerItem> stickers, List<Component> extraComponents) {
-        for (StickerItem sticker : stickers) {
+    private void addStickersComponent (final List<StickerItem> stickers, final List<Component> extraComponents) {
+        for (final StickerItem sticker : stickers) {
             extraComponents.add(
                     Component
                             .translatable(
@@ -472,12 +472,12 @@ public class DiscordPlugin extends ListenerAdapter {
     final Map<String, Long> nextLogTimes = new HashMap<>();
     final Map<String, Boolean> doneSendingInLogs = new HashMap<>();
 
-    public void sendMessage (String message, String channelId) {
+    public void sendMessage (final String message, final String channelId) {
         synchronized (logMessages) {
             if (!logMessages.containsKey(channelId)) {
                 logMessages.put(channelId, new StringBuilder());
             }
-            StringBuilder logMessage = logMessages.get(channelId);
+            final StringBuilder logMessage = logMessages.get(channelId);
             if (logMessage.length() < 2000) {
                 if (!logMessage.isEmpty()) {
                     logMessage.append('\n');
@@ -487,9 +487,9 @@ public class DiscordPlugin extends ListenerAdapter {
         }
     }
 
-    public void sendMessageInstantly (String message, String channelId) { sendMessageInstantly(message, channelId, true); }
+    public void sendMessageInstantly (final String message, final String channelId) { sendMessageInstantly(message, channelId, true); }
 
-    public MessageCreateAction sendMessageInstantly (String message, String channelId, boolean queue) {
+    public MessageCreateAction sendMessageInstantly (final String message, final String channelId, final boolean queue) {
         if (jda == null) return null;
 
         final TextChannel logChannel = jda.getTextChannelById(channelId);
@@ -515,22 +515,22 @@ public class DiscordPlugin extends ListenerAdapter {
         }
     }
 
-    public void onDiscordTick (String channelId) {
+    public void onDiscordTick (final String channelId) {
         synchronized (logMessages) {
             if (!logMessages.containsKey(channelId) || logMessages.get(channelId).isEmpty()) {
                 return;
             }
         }
 
-        long currentTime = System.currentTimeMillis();
+        final long currentTime = System.currentTimeMillis();
         if (!nextLogTimes.containsKey(channelId) || (currentTime >= nextLogTimes.get(channelId) && doneSendingInLogs.get(channelId))
                 || currentTime - nextLogTimes.get(channelId) > 5000) {
-            long logDelay = 2000;
+            final long logDelay = 2000;
 
             nextLogTimes.put(channelId, currentTime + logDelay);
             String message;
             synchronized (logMessages) {
-                StringBuilder logMessage = logMessages.get(channelId);
+                final StringBuilder logMessage = logMessages.get(channelId);
                 message = logMessage.toString()
                         // the ZWSP fixes discord.gg/discord.com showing invite
                         .replace("discord.gg", "discord\u200b.\u200bgg")
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/EvalPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/EvalPlugin.java
index 4ef42158..d56793a2 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/EvalPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/EvalPlugin.java
@@ -30,7 +30,7 @@ public class EvalPlugin {
 
     private final Gson gson = new Gson();
 
-    public EvalPlugin (Bot bot) {
+    public EvalPlugin (final Bot bot) {
         functions.add(new CoreFunction(bot));
         functions.add(new CorePlaceBlockFunction(bot));
         functions.add(new ChatFunction(bot));
@@ -40,7 +40,7 @@ public class EvalPlugin {
 
         try {
             socket = IO.socket(bot.config.eval.address);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
 
@@ -49,7 +49,7 @@ public class EvalPlugin {
 
             final JsonArray array = new JsonArray();
 
-            for (EvalFunction function : functions) array.add(function.name);
+            for (final EvalFunction function : functions) array.add(function.name);
 
             socket.emit(
                     "setFunctions",
@@ -59,7 +59,7 @@ public class EvalPlugin {
         socket.on(Socket.EVENT_DISCONNECT, (args) -> connected = false);
         socket.on(Socket.EVENT_CONNECT_ERROR, (args) -> connected = false);
 
-        for (EvalFunction function : functions) {
+        for (final EvalFunction function : functions) {
             socket.on(BRIDGE_PREFIX + function.name, args -> new Thread(() -> {
                 try {
                     final EvalFunction.Output output = function.execute(args);
@@ -67,7 +67,7 @@ public class EvalPlugin {
                     if (output == null) return;
 
                     socket.emit("functionOutput:" + function.name, output.message(), output.parseJSON());
-                } catch (Exception ignored) { }
+                } catch (final Exception ignored) { }
             }).start());
         }
 
@@ -84,13 +84,13 @@ public class EvalPlugin {
                 final CompletableFuture<EvalOutput> future = futures.remove(id);
 
                 future.complete(new EvalOutput(isError, output));
-            } catch (NumberFormatException ignored) { }
+            } catch (final NumberFormatException ignored) { }
         });
 
         socket.connect();
     }
 
-    public CompletableFuture<EvalOutput> run (String code) {
+    public CompletableFuture<EvalOutput> run (final String code) {
         final CompletableFuture<EvalOutput> future = new CompletableFuture<>();
 
         if (!connected) return null;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ExtrasMessengerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ExtrasMessengerPlugin.java
index e8cd6efe..b84652e0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ExtrasMessengerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ExtrasMessengerPlugin.java
@@ -36,7 +36,7 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
 
     public boolean isSupported = false;
 
-    public ExtrasMessengerPlugin (Bot bot) {
+    public ExtrasMessengerPlugin (final Bot bot) {
         this.bot = bot;
         this.chomens_namespace = bot.config.namespace + ":"; // Ex. chomens_bot: (then it will be appended by channel)
 
@@ -44,11 +44,11 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundCustomPayloadPacket packet) {
+    private void packetReceived (final ClientboundCustomPayloadPacket packet) {
         final Key packetChannel = packet.getChannel();
 
         if (packetChannel.equals(MINECRAFT_REGISTER_KEY)) {
@@ -88,7 +88,7 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
 
             registeredChannels.clear();
 
-            for (String channel : oldRegisteredChannels) {
+            for (final String channel : oldRegisteredChannels) {
                 registerChannel(channel);
             }
         } else if (packetChannel.equals(EXTRAS_MESSAGE_KEY)) {
@@ -102,11 +102,11 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
 
             final byte[] data = readByteArrayToEnd(buf);
 
-            for (Listener listener : listeners) listener.onMessage(uuid, data);
+            for (final Listener listener : listeners) listener.onMessage(uuid, data);
         }
     }
 
-    public void sendPayload (String name, byte[] data) {
+    public void sendPayload (final String name, final byte[] data) {
         final ByteBuf buf = Unpooled.buffer();
 
         writeString(buf, chomens_namespace + name);
@@ -122,7 +122,7 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
         );
     }
 
-    public void registerChannel (String channel) {
+    public void registerChannel (final String channel) {
         final ByteBuf buf = Unpooled.buffer();
 
         writeString(buf, chomens_namespace + channel);
@@ -137,7 +137,7 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
         registeredChannels.add(channel);
     }
 
-    public void unregisterChannel (String channel) {
+    public void unregisterChannel (final String channel) {
         final boolean removed = registeredChannels.remove(channel);
 
         if (!removed) return;
@@ -154,14 +154,14 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
         );
     }
 
-    private void writeString (ByteBuf input, String string) {
+    private void writeString (final ByteBuf input, final String string) {
         final byte[] bytesString = string.getBytes(StandardCharsets.US_ASCII);
         bytesString[bytesString.length - 1] |= END_CHAR_MASK;
 
         input.writeBytes(bytesString);
     }
 
-    private String readString (ByteBuf byteBuf) {
+    private String readString (final ByteBuf byteBuf) {
         final byte[] buf = new byte[255];
         int idx = 0;
 
@@ -180,14 +180,14 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
         return new String(Arrays.copyOf(buf, idx), StandardCharsets.US_ASCII);
     }
 
-    private UUID readUUID (ByteBuf input) {
+    private UUID readUUID (final ByteBuf input) {
         final long mostSignificant = input.readLong();
         final long leastSignificant = input.readLong();
 
         return new UUID(mostSignificant, leastSignificant);
     }
 
-    private byte[] readByteArrayToEnd (ByteBuf input) {
+    private byte[] readByteArrayToEnd (final ByteBuf input) {
         final byte[] bytes = new byte[input.readableBytes()];
 
         input.readBytes(bytes);
@@ -195,9 +195,9 @@ public class ExtrasMessengerPlugin extends Bot.Listener {
         return bytes;
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     public interface Listener {
-        default void onMessage (UUID sender, byte[] message) { }
+        default void onMessage (final UUID sender, final byte[] message) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/FilterManagerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/FilterManagerPlugin.java
index a7ef9c17..62b7fec5 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/FilterManagerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/FilterManagerPlugin.java
@@ -23,7 +23,7 @@ public class FilterManagerPlugin
 
     public final Map<PlayerEntry, String> list = Collections.synchronizedMap(new HashMap<>());
 
-    public FilterManagerPlugin (Bot bot) {
+    public FilterManagerPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.executor.scheduleAtFixedRate(this::kick, 0, 10, TimeUnit.SECONDS);
@@ -46,7 +46,7 @@ public class FilterManagerPlugin
     }
 
     @Override
-    public void playerDisplayNameUpdated (PlayerEntry target, Component displayName) {
+    public void playerDisplayNameUpdated (final PlayerEntry target, final Component displayName) {
         final Pair<PlayerEntry, String> player = getFilteredFromName(target.profile.getName());
 
         if (player == null) return;
@@ -59,7 +59,7 @@ public class FilterManagerPlugin
     }
 
     @Override
-    public void commandReceived (PlayerEntry sender, String command) {
+    public void commandReceived (final PlayerEntry sender, final String command) {
         final Pair<PlayerEntry, String> player = getFilteredFromName(sender.profile.getName());
 
         if (player == null) return;
@@ -81,7 +81,7 @@ public class FilterManagerPlugin
     }
 
     @Override
-    public boolean playerMessageReceived (PlayerMessage message, ChatPacketType packetType) {
+    public boolean playerMessageReceived (final PlayerMessage message, final ChatPacketType packetType) {
         if (message.sender().profile.getName() == null) return true;
 
         final Pair<PlayerEntry, String> player = getFilteredFromName(message.sender().profile.getName());
@@ -94,13 +94,13 @@ public class FilterManagerPlugin
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         list.clear();
     }
 
-    public void doAll (PlayerEntry entry) { doAll(entry, ""); }
+    public void doAll (final PlayerEntry entry) { doAll(entry, ""); }
 
-    public void doAll (PlayerEntry entry, String reason) {
+    public void doAll (final PlayerEntry entry, final String reason) {
         bot.exploits.kick(entry.profile.getId());
         mute(entry, reason);
         deOp(entry);
@@ -108,31 +108,31 @@ public class FilterManagerPlugin
         clear(entry);
     }
 
-    public void mute (PlayerEntry target) { mute(target, ""); }
+    public void mute (final PlayerEntry target) { mute(target, ""); }
 
-    public void mute (PlayerEntry target, String reason) {
+    public void mute (final PlayerEntry target, final String reason) {
         bot.core.run("essentials:mute " + target.profile.getIdAsString() + " 10y " + reason);
     }
 
-    public void deOp (PlayerEntry target) {
+    public void deOp (final PlayerEntry target) {
         bot.core.run("minecraft:execute run deop " + UUIDUtilities.selector(target.profile.getId()));
     }
 
-    public void gameMode (PlayerEntry target) {
+    public void gameMode (final PlayerEntry target) {
         bot.core.run("minecraft:gamemode spectator " + UUIDUtilities.selector(target.profile.getId()));
     }
 
-    public void clear (PlayerEntry target) {
+    public void clear (final PlayerEntry target) {
         bot.core.run("minecraft:clear " + UUIDUtilities.selector(target.profile.getId()));
     }
 
     public void kick () {
-        for (PlayerEntry filtered : list.keySet()) {
+        for (final PlayerEntry filtered : list.keySet()) {
             bot.exploits.kick(filtered.profile.getId());
         }
     }
 
-    public void add (PlayerEntry entry, String reason) {
+    public void add (final PlayerEntry entry, final String reason) {
         if (
                 getFilteredFromName(entry.profile.getName()) != null || // prevent already existing filters
                         entry.profile.equals(bot.profile) // prevent self-harm !!!!!!
@@ -143,12 +143,12 @@ public class FilterManagerPlugin
         doAll(entry, reason);
     }
 
-    public void remove (String name) {
+    public void remove (final String name) {
         list.entrySet().removeIf(filtered -> filtered.getKey().profile.getName().equals(name));
     }
 
-    public Pair<PlayerEntry, String> getFilteredFromName (String name) {
-        for (Map.Entry<PlayerEntry, String> entry : list.entrySet()) {
+    public Pair<PlayerEntry, String> getFilteredFromName (final String name) {
+        for (final Map.Entry<PlayerEntry, String> entry : list.entrySet()) {
             if (entry.getKey().profile.getName().equals(name)) return Pair.of(entry.getKey(), entry.getValue());
         }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/FormatCheckerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/FormatCheckerPlugin.java
index 9c15b8d4..9a00cccf 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/FormatCheckerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/FormatCheckerPlugin.java
@@ -20,31 +20,31 @@ public class FormatCheckerPlugin implements ChatPlugin.Listener, PlayersPlugin.L
 
     private int totalFormat = 0;
 
-    public FormatCheckerPlugin (Bot bot) {
+    public FormatCheckerPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.chat.addListener(this);
         bot.players.addListener(this);
     }
 
-    private void reset (PlayerEntry entry) {
+    private void reset (final PlayerEntry entry) {
         if (!entry.profile.getName().equals(bot.config.ownerName)) return;
 
         totalFormat = 0;
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         reset(target);
     }
 
     @Override
-    public void playerLeft (PlayerEntry target) {
+    public void playerLeft (final PlayerEntry target) {
         reset(target);
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         if (!isImposterFormat(component)) return true;
 
         bot.chat.tellraw(Component.text("Possible fake ChomeNS custom chat").style(Style.style(TextDecoration.ITALIC)).color(NamedTextColor.GRAY));
@@ -52,10 +52,10 @@ public class FormatCheckerPlugin implements ChatPlugin.Listener, PlayersPlugin.L
         return true;
     }
 
-    public boolean isImposterFormat (Component component) {
+    public boolean isImposterFormat (final Component component) {
         if (!bot.config.imposterFormatChecker.enabled) return false;
 
-        if (!(component instanceof TranslatableComponent format)) return false;
+        if (!(component instanceof final TranslatableComponent format)) return false;
 
         final List<TranslationArgument> args = format.arguments();
         if (args.size() < 3 || !format.key().equals("[%s] %s › %s")) return false;
@@ -71,15 +71,15 @@ public class FormatCheckerPlugin implements ChatPlugin.Listener, PlayersPlugin.L
         final Object prefix = format.arguments().getFirst().value();
 
         if (
-                ((prefix instanceof TextComponent text) && text.content().equals(bot.username + " Console")) || // ohio
+                ((prefix instanceof final TextComponent text) && text.content().equals(bot.username + " Console")) || // ohio
                         (Main.discord != null && prefix.equals(Main.discord.messagePrefix))
         ) return false;
 
-        if (!(prefix instanceof TranslatableComponent translatablePrefix)) return true;
+        if (!(prefix instanceof final TranslatableComponent translatablePrefix)) return true;
 
         final Object userHash = translatablePrefix.arguments().getFirst().value();
 
-        if (!(userHash instanceof TextComponent userHashComponent)) return true;
+        if (!(userHash instanceof final TextComponent userHashComponent)) return true;
 
         final String key = bot.config.imposterFormatChecker.key;
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/GrepLogPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/GrepLogPlugin.java
index 97bc56d6..9602cb61 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/GrepLogPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/GrepLogPlugin.java
@@ -35,11 +35,11 @@ public class GrepLogPlugin {
 
     public boolean running = false;
 
-    public GrepLogPlugin (Bot bot) {
+    public GrepLogPlugin (final Bot bot) {
         this.bot = bot;
     }
 
-    public void search (CommandContext context, String input, boolean ignoreCase, boolean regex) throws CommandException {
+    public void search (final CommandContext context, final String input, final boolean ignoreCase, final boolean regex) throws CommandException {
         running = true;
 
         try (final Stream<Path> files = Files.list(FileLoggerUtilities.logDirectory)) {
@@ -49,7 +49,7 @@ public class GrepLogPlugin {
 
             final StringBuilder result = new StringBuilder();
 
-            for (Path filePath : fileList) {
+            for (final Path filePath : fileList) {
                 if (!running) {
                     pattern = null;
                     return;
@@ -129,29 +129,29 @@ public class GrepLogPlugin {
 
                         context.sendOutput(component);
                     });
-        } catch (CommandException e) {
+        } catch (final CommandException e) {
             running = false;
             throw e;
-        } catch (FileNotFoundException e) {
+        } catch (final FileNotFoundException e) {
             running = false;
             throw new CommandException(Component.text("File not found"));
-        } catch (NotDirectoryException e) {
+        } catch (final NotDirectoryException e) {
             running = false;
             throw new CommandException(Component.text("Logger directory is not a directory"));
-        } catch (PatternSyntaxException e) {
+        } catch (final PatternSyntaxException e) {
             running = false;
             throw new CommandException(Component.text("Pattern is invalid"));
-        } catch (IOException e) {
+        } catch (final IOException e) {
             running = false;
             throw new CommandException(Component.text("An I/O error has occurred"));
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
 
         running = false;
     }
 
-    private StringBuilder process (BufferedReader bufferedReader, String input, boolean ignoreCase, boolean regex) throws IOException, PatternSyntaxException {
+    private StringBuilder process (final BufferedReader bufferedReader, final String input, final boolean ignoreCase, final boolean regex) throws IOException, PatternSyntaxException {
         if (regex && pattern == null) {
             if (ignoreCase)
                 pattern = Pattern.compile(input, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CHARACTER_CLASS);
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/HashingPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/HashingPlugin.java
index 18c9235c..0dbdc8aa 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/HashingPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/HashingPlugin.java
@@ -11,18 +11,18 @@ import java.util.Arrays;
 public class HashingPlugin {
     private final Bot bot;
 
-    public HashingPlugin (Bot bot) {
+    public HashingPlugin (final Bot bot) {
         this.bot = bot;
     }
 
-    public String getHash (String prefix, PlayerEntry sender, boolean sectionSigns) { return getGenericHash(bot.config.keys.trustedKey, prefix, sender, sectionSigns); }
+    public String getHash (final String prefix, final PlayerEntry sender, final boolean sectionSigns) { return getGenericHash(bot.config.keys.trustedKey, prefix, sender, sectionSigns); }
 
-    public String getAdminHash (String prefix, PlayerEntry sender, boolean sectionSigns) { return getGenericHash(bot.config.keys.adminKey, prefix, sender, sectionSigns); }
+    public String getAdminHash (final String prefix, final PlayerEntry sender, final boolean sectionSigns) { return getGenericHash(bot.config.keys.adminKey, prefix, sender, sectionSigns); }
 
-    public String getOwnerHash (String prefix, PlayerEntry sender, boolean sectionSigns) { return getGenericHash(bot.config.keys.ownerKey, prefix, sender, sectionSigns); }
+    public String getOwnerHash (final String prefix, final PlayerEntry sender, final boolean sectionSigns) { return getGenericHash(bot.config.keys.ownerKey, prefix, sender, sectionSigns); }
 
     // should this be public?
-    public String getGenericHash (String key, String prefix, PlayerEntry sender, boolean sectionSigns) {
+    public String getGenericHash (final String key, final String prefix, final PlayerEntry sender, final boolean sectionSigns) {
         final long time = System.currentTimeMillis() / 5_000;
 
         final String hashValue = sender.profile.getIdAsString() + prefix + time + key;
@@ -41,7 +41,7 @@ public class HashingPlugin {
                 hash;
     }
 
-    private boolean checkHash (String hash, String input) {
+    private boolean checkHash (final String hash, String input) {
         // removes reset section sign
         if (input.length() == (16 * 2 /* <-- don't forget, we have the section signs */) + 2 && input.endsWith("§r"))
             input = input.substring(0, input.length() - 2);
@@ -49,22 +49,22 @@ public class HashingPlugin {
         return input.equals(hash);
     }
 
-    public boolean isCorrectHash (String input, String prefix, PlayerEntry sender) {
+    public boolean isCorrectHash (final String input, final String prefix, final PlayerEntry sender) {
         return checkHash(getHash(prefix, sender, true), input) ||
                 checkHash(getHash(prefix, sender, false), input);
     }
 
-    public boolean isCorrectAdminHash (String input, String prefix, PlayerEntry sender) {
+    public boolean isCorrectAdminHash (final String input, final String prefix, final PlayerEntry sender) {
         return checkHash(getAdminHash(prefix, sender, true), input) ||
                 checkHash(getAdminHash(prefix, sender, false), input);
     }
 
-    public boolean isCorrectOwnerHash (String input, String prefix, PlayerEntry sender) {
+    public boolean isCorrectOwnerHash (final String input, final String prefix, final PlayerEntry sender) {
         return checkHash(getOwnerHash(prefix, sender, true), input) ||
                 checkHash(getOwnerHash(prefix, sender, false), input);
     }
 
-    public TrustLevel getTrustLevel (String input, String prefix, PlayerEntry sender) {
+    public TrustLevel getTrustLevel (final String input, final String prefix, final PlayerEntry sender) {
         if (isCorrectOwnerHash(input, prefix, sender)) return TrustLevel.OWNER;
         else if (isCorrectAdminHash(input, prefix, sender)) return TrustLevel.ADMIN;
         else if (isCorrectHash(input, prefix, sender)) return TrustLevel.TRUSTED;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/IPFilterPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/IPFilterPlugin.java
index 7b3dfbb9..35703d24 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/IPFilterPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/IPFilterPlugin.java
@@ -26,7 +26,7 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
             DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
                 try {
                     Main.database.execute(CREATE_TABLE);
-                } catch (SQLException e) {
+                } catch (final SQLException e) {
                     LoggerUtilities.error(e);
                 }
             });
@@ -37,7 +37,7 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
 
     private final Bot bot;
 
-    public IPFilterPlugin (Bot bot) {
+    public IPFilterPlugin (final Bot bot) {
         this.bot = bot;
 
         if (Main.database == null) return;
@@ -54,13 +54,13 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
     }
 
     @Override
-    public void queriedPlayerIP (PlayerEntry target, String ip) {
+    public void queriedPlayerIP (final PlayerEntry target, final String ip) {
         if (localList.isEmpty()) return;
 
         check(target);
     }
 
-    private void check (PlayerEntry target) {
+    private void check (final PlayerEntry target) {
         if (bot.options.useCorePlaceBlock) return; // it will spam the place block core so i ignored this
 
         final String ip = target.ip;
@@ -73,13 +73,13 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
     public static Map<String, String> list () {
         final Map<String, String> output = new LinkedHashMap<>();
 
-        try (ResultSet result = Main.database.query(LIST_FILTERS)) {
+        try (final ResultSet result = Main.database.query(LIST_FILTERS)) {
             if (result == null) return output;
 
             while (result.next()) {
                 output.put(result.getString("ip"), result.getString("reason"));
             }
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             LoggerUtilities.error(e);
         }
 
@@ -88,7 +88,7 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
         return output;
     }
 
-    public void add (String ip, String reason) {
+    public void add (final String ip, final String reason) {
         try {
             final PreparedStatement statement = Main.database.connection.prepareStatement(INSERT_FILTER);
 
@@ -98,7 +98,7 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
             statement.executeUpdate();
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
 
@@ -109,11 +109,11 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
         if (localList.isEmpty()) return;
 
         bot.executorService.submit(() -> {
-            for (PlayerEntry entry : bot.players.list) check(entry);
+            for (final PlayerEntry entry : bot.players.list) check(entry);
         });
     }
 
-    public void remove (String ip) {
+    public void remove (final String ip) {
         try {
             final PreparedStatement statement = Main.database.connection.prepareStatement(REMOVE_FILTER);
 
@@ -122,7 +122,7 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
             statement.executeUpdate();
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
@@ -132,13 +132,13 @@ public class IPFilterPlugin implements PlayersPlugin.Listener, CorePlugin.Listen
             Main.database.update(CLEAR_FILTER);
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
 
-    private void handleFilterManager (String ip, PlayerEntry entry) {
-        for (Map.Entry<String, String> ipEntry : localList.entrySet()) {
+    private void handleFilterManager (final String ip, final PlayerEntry entry) {
+        for (final Map.Entry<String, String> ipEntry : localList.entrySet()) {
             final String eachIP = ipEntry.getKey();
             final String reason = ipEntry.getValue();
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/IRCPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/IRCPlugin.java
index 07f829df..17e451c9 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/IRCPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/IRCPlugin.java
@@ -30,7 +30,7 @@ public class IRCPlugin extends ListenerAdapter {
 
     private PircBotX bot;
 
-    public IRCPlugin (Configuration config) {
+    public IRCPlugin (final Configuration config) {
         this.ircConfig = config.irc;
 
         this.servers = ircConfig.servers;
@@ -49,7 +49,7 @@ public class IRCPlugin extends ListenerAdapter {
         if (!ircConfig.password.isEmpty())
             builder.addCapHandler(new SASLCapHandler(ircConfig.name, ircConfig.password, true));
 
-        for (Map.Entry<String, String> entry : ircConfig.servers.entrySet())
+        for (final Map.Entry<String, String> entry : ircConfig.servers.entrySet())
             builder.addAutoJoinChannel(entry.getValue());
 
         final org.pircbotx.Configuration configuration = builder.buildConfiguration();
@@ -59,23 +59,23 @@ public class IRCPlugin extends ListenerAdapter {
         new Thread(() -> {
             try {
                 bot.startBot();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 LoggerUtilities.error(e);
             }
         }).start();
 
-        for (Bot bot : Main.bots) {
+        for (final Bot bot : Main.bots) {
             bot.addListener(new Bot.Listener() {
                 @Override
-                public void connected (ConnectedEvent event) {
+                public void connected (final ConnectedEvent event) {
                     IRCPlugin.this.connected(bot);
                 }
 
                 @Override
-                public void loadedPlugins (Bot bot) {
+                public void loadedPlugins (final Bot bot) {
                     bot.chat.addListener(new ChatPlugin.Listener() {
                         @Override
-                        public boolean systemMessageReceived (Component component, String string, String ansi) {
+                        public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
                             IRCPlugin.this.systemMessageReceived(bot, ansi);
 
                             return true;
@@ -89,12 +89,12 @@ public class IRCPlugin extends ListenerAdapter {
     }
 
     @Override
-    public void onMessage (MessageEvent event) {
+    public void onMessage (final MessageEvent event) {
         Bot serverBot = null;
 
         String targetChannel = null;
 
-        for (Map.Entry<String, String> entry : servers.entrySet()) {
+        for (final Map.Entry<String, String> entry : servers.entrySet()) {
             if (entry.getValue().equals(event.getChannel().getName())) {
                 serverBot = Main.bots.stream()
                         .filter(eachBot -> entry.getKey().equals(eachBot.getServerString(true)))
@@ -162,18 +162,18 @@ public class IRCPlugin extends ListenerAdapter {
         serverBot.chat.tellraw(component);
     }
 
-    private void systemMessageReceived (Bot bot, String ansi) {
+    private void systemMessageReceived (final Bot bot, final String ansi) {
         sendMessage(
                 bot,
                 ansi
         );
     }
 
-    public void quit (String reason) {
+    public void quit (final String reason) {
         if (bot.isConnected()) bot.sendIRC().quitServer(reason);
     }
 
-    private void connected (Bot bot) {
+    private void connected (final Bot bot) {
         sendMessage(
                 bot,
                 String.format(
@@ -189,7 +189,7 @@ public class IRCPlugin extends ListenerAdapter {
         try {
             final Map<String, List<String>> clonedMap = new HashMap<>(messageQueue);
 
-            for (Map.Entry<String, List<String>> entry : clonedMap.entrySet()) {
+            for (final Map.Entry<String, List<String>> entry : clonedMap.entrySet()) {
                 final List<String> logs = entry.getValue();
 
                 if (logs.isEmpty()) continue;
@@ -202,16 +202,16 @@ public class IRCPlugin extends ListenerAdapter {
 
                 bot.sendIRC().message(entry.getKey(), withIRCColors);
             }
-        } catch (Exception ignored) { }
+        } catch (final Exception ignored) { }
     }
 
-    private void addMessageToQueue (Bot bot, String message) {
+    private void addMessageToQueue (final Bot bot, final String message) {
         final String channel = servers.get(bot.getServerString(true));
 
         addMessageToQueue(channel, message);
     }
 
-    private void addMessageToQueue (String channel, String message) {
+    private void addMessageToQueue (final String channel, final String message) {
         final List<String> split = new ArrayList<>(Arrays.asList(message.split("\n")));
 
         if (!messageQueue.containsKey(channel)) {
@@ -223,7 +223,7 @@ public class IRCPlugin extends ListenerAdapter {
         }
     }
 
-    public void sendMessage (Bot bot, String message) {
+    public void sendMessage (final Bot bot, final String message) {
         final String hostAndPort = bot.getServerString(true);
 
         final String channel = servers.get(hostAndPort);
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/LoggerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/LoggerPlugin.java
index e66e5f13..df0b3e25 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/LoggerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/LoggerPlugin.java
@@ -15,7 +15,7 @@ public class LoggerPlugin implements ChatPlugin.Listener {
 
     private int totalConnects = 0;
 
-    public LoggerPlugin (Bot bot) {
+    public LoggerPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(new Bot.Listener() {
@@ -39,7 +39,7 @@ public class LoggerPlugin implements ChatPlugin.Listener {
             }
 
             @Override
-            public void connected (ConnectedEvent event) {
+            public void connected (final ConnectedEvent event) {
                 log(
                         String.format(
                                 "Successfully connected to: %s",
@@ -51,7 +51,7 @@ public class LoggerPlugin implements ChatPlugin.Listener {
             }
 
             @Override
-            public void disconnected (DisconnectedEvent event) {
+            public void disconnected (final DisconnectedEvent event) {
                 if (totalConnects >= 20) return;
 
                 final Component message = Component.translatable(
@@ -64,34 +64,34 @@ public class LoggerPlugin implements ChatPlugin.Listener {
             }
 
             @Override
-            public void loadedPlugins (Bot bot) {
+            public void loadedPlugins (final Bot bot) {
                 bot.chat.addListener(LoggerPlugin.this);
             }
         });
     }
 
-    public void log (LogType type, Component message) {
+    public void log (final LogType type, final Component message) {
         LoggerUtilities.log(type, bot, message, true, logToConsole);
     }
 
-    public void log (LogType type, Component message, boolean logToFile) {
+    public void log (final LogType type, final Component message, final boolean logToFile) {
         LoggerUtilities.log(type, bot, message, logToFile, logToConsole);
     }
 
-    public void log (Component message) { log(LogType.INFO, message); }
+    public void log (final Component message) { log(LogType.INFO, message); }
 
-    public void log (String message) { log(LogType.INFO, Component.text(message)); }
+    public void log (final String message) { log(LogType.INFO, Component.text(message)); }
 
-    public void log (LogType type, String message) { log(type, Component.text(message)); }
+    public void log (final LogType type, final String message) { log(type, Component.text(message)); }
 
-    public void error (Component message) { log(LogType.ERROR, message); }
+    public void error (final Component message) { log(LogType.ERROR, message); }
 
-    public void error (String message) { log(LogType.ERROR, Component.text(message)); }
+    public void error (final String message) { log(LogType.ERROR, Component.text(message)); }
 
-    public void error (Throwable throwable) { log(LogType.ERROR, ExceptionUtilities.getStacktrace(throwable)); }
+    public void error (final Throwable throwable) { log(LogType.ERROR, ExceptionUtilities.getStacktrace(throwable)); }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         log(LogType.CHAT, component);
 
         return true;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/MailPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/MailPlugin.java
index fd60ff39..3e3a186e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/MailPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/MailPlugin.java
@@ -25,7 +25,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
             DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
                 try {
                     Main.database.execute(CREATE_TABLE);
-                } catch (SQLException e) {
+                } catch (final SQLException e) {
                     LoggerUtilities.error(e);
                 }
             });
@@ -34,7 +34,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
 
     private final Bot bot;
 
-    public MailPlugin (Bot bot) {
+    public MailPlugin (final Bot bot) {
         this.bot = bot;
 
         if (Main.database == null) return;
@@ -43,7 +43,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
             final String name = target.profile.getName();
 
@@ -51,7 +51,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
 
             final List<Mail> mails = list();
 
-            for (Mail mail : mails) {
+            for (final Mail mail : mails) {
                 if (!mail.sentTo().equals(name)) continue;
 
                 sendToTargetSize++;
@@ -72,7 +72,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
         });
     }
 
-    public void send (Mail mail) {
+    public void send (final Mail mail) {
         try {
             final PreparedStatement statement = Main.database.connection.prepareStatement(INSERT_MAIL);
 
@@ -83,19 +83,19 @@ public class MailPlugin implements PlayersPlugin.Listener {
             statement.setString(5, mail.contents());
 
             statement.executeUpdate();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
 
-    public void clear (String sentTo) {
+    public void clear (final String sentTo) {
         try {
             final PreparedStatement statement = Main.database.connection.prepareStatement(REMOVE_MAIL);
 
             statement.setString(1, sentTo);
 
             statement.executeUpdate();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
@@ -103,7 +103,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
     public List<Mail> list () {
         final List<Mail> output = new ArrayList<>();
 
-        try (ResultSet result = Main.database.query(LIST_MAILS)) {
+        try (final ResultSet result = Main.database.query(LIST_MAILS)) {
             if (result == null) return output;
 
             while (result.next()) {
@@ -117,7 +117,7 @@ public class MailPlugin implements PlayersPlugin.Listener {
 
                 output.add(mail);
             }
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/MusicPlayerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/MusicPlayerPlugin.java
index 0aff6e60..0e163f7a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/MusicPlayerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/MusicPlayerPlugin.java
@@ -40,7 +40,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
     static {
         try {
             if (!Files.exists(SONG_DIR)) Files.createDirectory(SONG_DIR);
-        } catch (IOException e) {
+        } catch (final IOException e) {
             LoggerUtilities.error(e);
         }
     }
@@ -71,7 +71,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
 
     public String currentLyrics = "";
 
-    public MusicPlayerPlugin (Bot bot) {
+    public MusicPlayerPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
@@ -82,21 +82,21 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
         bot.executor.scheduleAtFixedRate(() -> urlLimit = 0, 0, bot.config.music.urlRatelimit.seconds, TimeUnit.SECONDS);
     }
 
-    public void loadSong (Path location, PlayerEntry sender) {
+    public void loadSong (final Path location, final PlayerEntry sender) {
         startLoadingSong(
                 location.getFileName().toString(),
                 new SongLoaderThread(location, bot, sender.profile.getName())
         );
     }
 
-    public void loadSong (byte[] data, PlayerEntry sender) {
+    public void loadSong (final byte[] data, final PlayerEntry sender) {
         startLoadingSong(
                 sender.profile.getName() + "'s song item",
                 new SongLoaderThread(data, bot, sender.profile.getName())
         );
     }
 
-    public void loadSong (URL location, PlayerEntry sender) {
+    public void loadSong (final URL location, final PlayerEntry sender) {
         if (urlLimit >= bot.config.music.urlRatelimit.limit) {
             bot.chat.tellraw(Component.text("URL loading is being rate limited!").color(NamedTextColor.RED));
             return;
@@ -110,7 +110,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
         );
     }
 
-    private void startLoadingSong (String songName, SongLoaderThread loaderThread) {
+    private void startLoadingSong (final String songName, final SongLoaderThread loaderThread) {
         if (songQueue.size() > 500) return;
 
         this.loaderThread = loaderThread;
@@ -208,7 +208,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
                     currentSong.play();
                 }
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
@@ -298,7 +298,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
     }
 
     public Component generateBossBar () {
-        TextColor nameColor;
+        final TextColor nameColor;
 
         if (rainbow) {
             final int increment = 360 / 20;
@@ -348,7 +348,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
         return component;
     }
 
-    public Component formatTime (long millis) {
+    public Component formatTime (final long millis) {
         final int seconds = (int) millis / 1000;
 
         final String minutePart = String.valueOf(seconds / 60);
@@ -367,7 +367,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         if (currentSong != null) currentSong.pause(); // nice.
         loaderThread = null;
     }
@@ -424,7 +424,7 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
 
                 key -= 33;
 
-                double floatingPitch = 0.5 * Math.pow(2, (key + (pitch / 10)) / 12);
+                final double floatingPitch = 0.5 * Math.pow(2, (key + (pitch / 10)) / 12);
 
                 for (int i = 0; i < amplify; i++) {
                     bot.core.run(
@@ -439,22 +439,22 @@ public class MusicPlayerPlugin extends Bot.Listener implements CorePlugin.Listen
                     );
                 }
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
 
-    private Vector3d getBlockPosition (Note note) {
-        Vector3d blockPosition;
+    private Vector3d getBlockPosition (final Note note) {
+        final Vector3d blockPosition;
 
         if (currentSong.nbs) {
-            double value;
+            final double value;
 
             if (note.stereo == 100 && note.panning != 100) value = note.panning;
             else if (note.panning == 100 && note.stereo != 100) value = note.stereo;
             else value = (double) (note.stereo + note.panning) / 2;
 
-            double xPos;
+            final double xPos;
 
             if (value > 100) xPos = (value - 100) / -100;
             else if (value == 100) xPos = 0;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/PacketSnifferPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/PacketSnifferPlugin.java
index c72cffdd..5981bb71 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/PacketSnifferPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/PacketSnifferPlugin.java
@@ -20,7 +20,7 @@ public class PacketSnifferPlugin extends Bot.Listener {
     private BufferedWriter writer;
 
     @SuppressWarnings("ConstantValue") // this can be set through servereval
-    public PacketSnifferPlugin (Bot bot) {
+    public PacketSnifferPlugin (final Bot bot) {
         this.bot = bot;
 
         if (enabled) enable();
@@ -43,7 +43,7 @@ public class PacketSnifferPlugin extends Bot.Listener {
             if (!Files.exists(path)) Files.createFile(path);
 
             writer = Files.newBufferedWriter(path, StandardOpenOption.APPEND);
-        } catch (IOException e) {
+        } catch (final IOException e) {
             bot.logger.error(e);
         }
     }
@@ -55,31 +55,31 @@ public class PacketSnifferPlugin extends Bot.Listener {
         try {
             writer.flush();
             writer.close();
-        } catch (IOException e) {
+        } catch (final IOException e) {
             bot.logger.error(e);
         }
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
+    public void packetReceived (final Session session, final Packet packet) {
         if (!enabled) return;
 
         try {
             writer.write(packet.toString() + "\n");
             writer.flush();
-        } catch (IOException e) {
+        } catch (final IOException e) {
             bot.logger.error(e);
         }
     }
 
     @Override
-    public void packetSending (PacketSendingEvent event) {
+    public void packetSending (final PacketSendingEvent event) {
         if (!enabled) return;
 
         try {
             writer.write(event.getPacket().toString() + "\n");
             writer.flush();
-        } catch (IOException e) {
+        } catch (final IOException e) {
             bot.logger.error(e);
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayerFilterPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayerFilterPlugin.java
index c80c8cba..e8668b3a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayerFilterPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayerFilterPlugin.java
@@ -28,7 +28,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
             DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
                 try {
                     Main.database.execute(CREATE_TABLE);
-                } catch (SQLException e) {
+                } catch (final SQLException e) {
                     LoggerUtilities.error(e);
                 }
             });
@@ -39,7 +39,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
 
     private final Bot bot;
 
-    public PlayerFilterPlugin (Bot bot) {
+    public PlayerFilterPlugin (final Bot bot) {
         this.bot = bot;
 
         if (Main.database == null) return;
@@ -50,7 +50,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
     public static List<FilteredPlayer> list () {
         final List<FilteredPlayer> output = new ArrayList<>();
 
-        try (ResultSet result = Main.database.query(LIST_FILTERS)) {
+        try (final ResultSet result = Main.database.query(LIST_FILTERS)) {
             if (result == null) return output;
 
             while (result.next()) {
@@ -63,7 +63,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
 
                 output.add(filteredPlayer);
             }
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             LoggerUtilities.error(e);
         }
 
@@ -72,8 +72,8 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         return output;
     }
 
-    private FilteredPlayer getPlayer (String name) {
-        for (FilteredPlayer filteredPlayer : localList) {
+    private FilteredPlayer getPlayer (final String name) {
+        for (final FilteredPlayer filteredPlayer : localList) {
             if (matchesPlayer(name, filteredPlayer)) {
                 return filteredPlayer;
             }
@@ -82,10 +82,10 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         return null;
     }
 
-    private List<FilteredPlayer> getPlayers (String name) {
+    private List<FilteredPlayer> getPlayers (final String name) {
         final List<FilteredPlayer> matches = new ArrayList<>();
 
-        for (FilteredPlayer filteredPlayer : localList) {
+        for (final FilteredPlayer filteredPlayer : localList) {
             if (matchesPlayer(name, filteredPlayer)) {
                 matches.add(filteredPlayer);
             }
@@ -94,7 +94,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         return matches;
     }
 
-    private boolean matchesPlayer (String name, FilteredPlayer player) {
+    private boolean matchesPlayer (final String name, final FilteredPlayer player) {
         if (player.regex) {
             final Pattern pattern = compilePattern(player);
 
@@ -104,19 +104,19 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         }
     }
 
-    private Pattern compilePattern (FilteredPlayer player) {
+    private Pattern compilePattern (final FilteredPlayer player) {
         try {
             final int flags = player.ignoreCase ? Pattern.CASE_INSENSITIVE : 0;
 
             return Pattern.compile(player.playerName, flags);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error("Error compiling player filter regex " + player.playerName + " (this shouldn't happen):");
             bot.logger.error(e);
             return null;
         }
     }
 
-    private boolean compareNames (String name, FilteredPlayer player) {
+    private boolean compareNames (final String name, final FilteredPlayer player) {
         final String playerName = player.ignoreCase ? player.playerName.toLowerCase() : player.playerName;
         final String targetName = player.ignoreCase ? name.toLowerCase() : name;
 
@@ -124,7 +124,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         bot.executorService.submit(() -> {
             final FilteredPlayer player = getPlayer(target.profile.getName());
 
@@ -134,7 +134,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         });
     }
 
-    public void add (String playerName, String reason, boolean regex, boolean ignoreCase) {
+    public void add (final String playerName, final String reason, final boolean regex, final boolean ignoreCase) {
         try {
             final PreparedStatement statement = Main.database.connection.prepareStatement(INSERT_FILTER);
 
@@ -146,15 +146,15 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
             statement.executeUpdate();
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
 
         final List<FilteredPlayer> matches = getPlayers(playerName);
 
         // loop through all the servers too
-        for (Bot bot : bot.bots) {
-            for (FilteredPlayer match : matches) {
+        for (final Bot bot : bot.bots) {
+            for (final FilteredPlayer match : matches) {
                 final PlayerEntry entry = bot.players.getEntry(match.playerName);
 
                 if (entry == null) continue;
@@ -164,7 +164,7 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
         }
     }
 
-    public void remove (String playerName) {
+    public void remove (final String playerName) {
         bot.filterManager.remove(playerName);
 
         try {
@@ -175,19 +175,19 @@ public class PlayerFilterPlugin implements PlayersPlugin.Listener {
             statement.executeUpdate();
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
 
     public void clear () {
-        for (FilteredPlayer player : localList) bot.filterManager.remove(player.playerName);
+        for (final FilteredPlayer player : localList) bot.filterManager.remove(player.playerName);
 
         try {
             Main.database.update(CLEAR_FILTER);
 
             list();
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersDatabasePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersDatabasePlugin.java
index 568288e4..0bb26750 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersDatabasePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersDatabasePlugin.java
@@ -35,14 +35,14 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
             DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
                 try {
                     Main.database.execute(CREATE_TABLE);
-                } catch (SQLException e) {
+                } catch (final SQLException e) {
                     LoggerUtilities.error(e);
                 }
             });
         }
     }
 
-    public PlayersDatabasePlugin (Bot bot) {
+    public PlayersDatabasePlugin (final Bot bot) {
         this.bot = bot;
 
         if (Main.database == null) return;
@@ -50,7 +50,7 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
         bot.players.addListener(this);
     }
 
-    public JsonNode getPlayerData (String username) {
+    public JsonNode getPlayerData (final String username) {
         if (Main.database == null || Main.database.connection == null) return null;
 
         try {
@@ -67,13 +67,13 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
             final String stringJson = result.getString("data");
 
             return objectMapper.readTree(stringJson);
-        } catch (SQLException | JsonProcessingException e) {
+        } catch (final SQLException | JsonProcessingException e) {
             bot.logger.error(e);
             return null;
         }
     }
 
-    public String getPlayerIP (String username) {
+    public String getPlayerIP (final String username) {
         if (Main.database == null || Main.database.connection == null) return null;
 
         try {
@@ -91,19 +91,19 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
             result.next();
 
             return result.getString("ip");
-        } catch (SQLException e) {
+        } catch (final SQLException e) {
             bot.logger.error(e);
             return null;
         }
     }
 
-    public Map<String, JsonNode> findPlayerAlts (String ip) { return findPlayerAlts(ip, false); }
+    public Map<String, JsonNode> findPlayerAlts (final String ip) { return findPlayerAlts(ip, false); }
 
-    public Map<String, JsonNode> findPlayerAlts (String ip, boolean allServer) {
+    public Map<String, JsonNode> findPlayerAlts (final String ip, final boolean allServer) {
         try {
             final Map<String, JsonNode> output = new HashMap<>();
 
-            PreparedStatement statement;
+            final PreparedStatement statement;
 
             if (allServer) {
                 statement = Main.database.connection.prepareStatement(FIND_ALTS_ALL_SERVERS);
@@ -126,14 +126,14 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
             }
 
             return output;
-        } catch (SQLException | JsonProcessingException e) {
+        } catch (final SQLException | JsonProcessingException e) {
             bot.logger.error(e);
             return null;
         }
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
             try {
                 final PreparedStatement insertPlayerStatement = Main.database.connection.prepareStatement(INSERT_PLAYER);
@@ -151,14 +151,14 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
                 insertPlayerStatement.setString(2, objectMapper.writeValueAsString(baseObject));
 
                 insertPlayerStatement.executeUpdate();
-            } catch (SQLException | JsonProcessingException e) {
+            } catch (final SQLException | JsonProcessingException e) {
                 bot.logger.error(e);
             }
         });
     }
 
     @Override
-    public void queriedPlayerIP (PlayerEntry target, String ip) {
+    public void queriedPlayerIP (final PlayerEntry target, final String ip) {
         DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
             try {
                 final PreparedStatement updatePlayerStatement = Main.database.connection.prepareStatement(UPDATE_PLAYER);
@@ -174,14 +174,14 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
                 updatePlayerStatement.setString(4, target.profile.getName());
 
                 updatePlayerStatement.executeUpdate();
-            } catch (SQLException | JsonProcessingException e) {
+            } catch (final SQLException | JsonProcessingException e) {
                 bot.logger.error(e);
             }
         });
     }
 
     @Override
-    public void playerLeft (PlayerEntry target) {
+    public void playerLeft (final PlayerEntry target) {
         DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
             try {
                 final PreparedStatement updatePlayerStatement = Main.database.connection.prepareStatement(UPDATE_PLAYER);
@@ -196,7 +196,7 @@ public class PlayersDatabasePlugin implements PlayersPlugin.Listener {
                 updatePlayerStatement.setString(4, target.profile.getName());
 
                 updatePlayerStatement.executeUpdate();
-            } catch (SQLException | JsonProcessingException e) {
+            } catch (final SQLException | JsonProcessingException e) {
                 bot.logger.error(e);
             }
         });
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersPlugin.java
index ae6e7b0e..19f33bae 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/PlayersPlugin.java
@@ -28,7 +28,7 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
     private final List<PlayerEntry> pendingLeftPlayers = Collections.synchronizedList(new ArrayList<>());
 
-    public PlayersPlugin (Bot bot) {
+    public PlayersPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.executor.scheduleAtFixedRate(this::onLastKnownNameTick, 0, 5, TimeUnit.SECONDS);
@@ -43,16 +43,16 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundPlayerInfoUpdatePacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundPlayerInfoRemovePacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundPlayerInfoUpdatePacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundPlayerInfoRemovePacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundPlayerInfoUpdatePacket packet) {
+    private void packetReceived (final ClientboundPlayerInfoUpdatePacket packet) {
         final EnumSet<PlayerListEntryAction> actions = packet.getActions();
 
-        for (PlayerListEntryAction action : actions) {
-            for (PlayerListEntry entry : packet.getEntries()) {
+        for (final PlayerListEntryAction action : actions) {
+            for (final PlayerListEntry entry : packet.getEntries()) {
                 if (action == PlayerListEntryAction.ADD_PLAYER) addPlayer(entry);
                 else if (action == PlayerListEntryAction.INITIALIZE_CHAT) initializeChat(entry);
                 else if (action == PlayerListEntryAction.UPDATE_LISTED) updateListed(entry);
@@ -63,15 +63,15 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         }
     }
 
-    private void packetReceived (ClientboundPlayerInfoRemovePacket packet) {
+    private void packetReceived (final ClientboundPlayerInfoRemovePacket packet) {
         final List<UUID> uuids = packet.getProfileIds();
 
-        for (UUID uuid : uuids) removePlayer(uuid);
+        for (final UUID uuid : uuids) removePlayer(uuid);
     }
 
-    private void queryPlayersIP () { for (PlayerEntry target : list) queryPlayersIP(target); }
+    private void queryPlayersIP () { for (final PlayerEntry target : list) queryPlayersIP(target); }
 
-    private void queryPlayersIP (PlayerEntry target) {
+    private void queryPlayersIP (final PlayerEntry target) {
         if (target.ip != null) return;
 
         final CompletableFuture<String> future = getPlayerIP(target, true);
@@ -79,15 +79,15 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         future.thenApply(ip -> {
             target.ip = ip;
 
-            for (Listener listener : listeners) listener.queriedPlayerIP(target, ip);
+            for (final Listener listener : listeners) listener.queriedPlayerIP(target, ip);
 
             return null;
         });
     }
 
-    public CompletableFuture<String> getPlayerIP (PlayerEntry target) { return getPlayerIP(target, false); }
+    public CompletableFuture<String> getPlayerIP (final PlayerEntry target) { return getPlayerIP(target, false); }
 
-    public CompletableFuture<String> getPlayerIP (PlayerEntry target, boolean forceSeen) {
+    public CompletableFuture<String> getPlayerIP (final PlayerEntry target, final boolean forceSeen) {
         final CompletableFuture<String> outputFuture = new CompletableFuture<>();
 
         DatabasePlugin.EXECUTOR_SERVICE.submit(() -> {
@@ -133,8 +133,8 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         return outputFuture;
     }
 
-    public final PlayerEntry getEntry (UUID uuid) {
-        for (PlayerEntry candidate : list) {
+    public final PlayerEntry getEntry (final UUID uuid) {
+        for (final PlayerEntry candidate : list) {
             if (candidate != null && candidate.profile.getId().equals(uuid)) {
                 return candidate;
             }
@@ -143,8 +143,8 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         return null;
     }
 
-    public final PlayerEntry getEntry (String username) {
-        for (PlayerEntry candidate : list) {
+    public final PlayerEntry getEntry (final String username) {
+        for (final PlayerEntry candidate : list) {
             if (
                     candidate != null &&
                             (
@@ -160,8 +160,8 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         return null;
     }
 
-    public final PlayerEntry getEntry (Component displayName) {
-        for (PlayerEntry candidate : list) {
+    public final PlayerEntry getEntry (final Component displayName) {
+        for (final PlayerEntry candidate : list) {
             if (candidate != null && candidate.displayName != null && candidate.displayName.equals(displayName)) {
                 return candidate;
             }
@@ -172,25 +172,25 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
     public PlayerEntry getBotEntry () { return getEntry(bot.username); }
 
-    private PlayerEntry getEntry (PlayerListEntry other) {
+    private PlayerEntry getEntry (final PlayerListEntry other) {
         return getEntry(other.getProfileId());
     }
 
-    private void initializeChat (PlayerListEntry newEntry) {
+    private void initializeChat (final PlayerListEntry newEntry) {
         final PlayerEntry target = getEntry(newEntry);
         if (target == null) return;
 
         target.publicKey = newEntry.getPublicKey();
     }
 
-    private void updateListed (PlayerListEntry newEntry) {
+    private void updateListed (final PlayerListEntry newEntry) {
         final PlayerEntry target = getEntry(newEntry);
         if (target == null) return;
 
         target.listed = newEntry.isListed();
     }
 
-    private void addPlayer (PlayerListEntry newEntry) {
+    private void addPlayer (final PlayerListEntry newEntry) {
         final PlayerEntry duplicate = getEntry(newEntry);
 
         final PlayerEntry target = new PlayerEntry(newEntry);
@@ -207,17 +207,17 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
             list.add(target);
 
-            for (Listener listener : listeners) listener.playerUnVanished(target);
+            for (final Listener listener : listeners) listener.playerUnVanished(target);
         } else {
             list.add(target);
 
             queryPlayersIP(target);
 
-            for (Listener listener : listeners) listener.playerJoined(target);
+            for (final Listener listener : listeners) listener.playerJoined(target);
         }
     }
 
-    private void updateGameMode (PlayerListEntry newEntry) {
+    private void updateGameMode (final PlayerListEntry newEntry) {
         final PlayerEntry target = getEntry(newEntry);
         if (target == null) return;
 
@@ -225,10 +225,10 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
         target.gamemode = gameMode;
 
-        for (Listener listener : listeners) { listener.playerGameModeUpdated(target, gameMode); }
+        for (final Listener listener : listeners) { listener.playerGameModeUpdated(target, gameMode); }
     }
 
-    private void updateLatency (PlayerListEntry newEntry) {
+    private void updateLatency (final PlayerListEntry newEntry) {
         final PlayerEntry target = getEntry(newEntry);
         if (target == null) return;
 
@@ -236,10 +236,10 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
         target.latency = ping;
 
-        for (Listener listener : listeners) { listener.playerLatencyUpdated(target, ping); }
+        for (final Listener listener : listeners) { listener.playerLatencyUpdated(target, ping); }
     }
 
-    private void updateDisplayName (PlayerListEntry newEntry) {
+    private void updateDisplayName (final PlayerListEntry newEntry) {
         final PlayerEntry target = getEntry(newEntry);
         if (target == null) return;
 
@@ -247,14 +247,14 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
         target.displayName = displayName;
 
-        for (Listener listener : listeners) { listener.playerDisplayNameUpdated(target, displayName); }
+        for (final Listener listener : listeners) { listener.playerDisplayNameUpdated(target, displayName); }
     }
 
-    private CompletableFuture<String> getLastKnownName (String uuid) {
+    private CompletableFuture<String> getLastKnownName (final String uuid) {
         return bot.query.entity(true, uuid, "bukkit.lastKnownName");
     }
 
-    private void check (PlayerEntry target) {
+    private void check (final PlayerEntry target) {
         final PlayerEntry pending = pendingLeftPlayers.stream()
                 .filter(player -> player.equals(target))
                 .findAny()
@@ -275,7 +275,7 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
                 // checking if removed prevents the event from being called twice
                 // this was a bug for quite a few weeks lol
                 if (removed) {
-                    for (Listener listener : listeners) listener.playerLeft(target);
+                    for (final Listener listener : listeners) listener.playerLeft(target);
                 }
             } else if (!lastKnownName.equals(target.profile.getName())) {
                 final PlayerEntry newTarget = new PlayerEntry(
@@ -301,14 +301,14 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
 
                 list.remove(target);
 
-                for (Listener listener : listeners) listener.playerChangedUsername(newTarget);
+                for (final Listener listener : listeners) listener.playerChangedUsername(newTarget);
             } else if (pending != null) {
                 // we already passed all the left and username check,
                 // so the only one left is vanish
 
                 target.listed = false;
 
-                for (Listener listener : listeners) listener.playerVanished(target);
+                for (final Listener listener : listeners) listener.playerVanished(target);
             }
 
             return null;
@@ -320,12 +320,12 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
         if (!bot.loggedIn || !bot.core.ready || !bot.serverFeatures.hasNamespaces)
             return;
 
-        for (PlayerEntry target : new ArrayList<>(list)) {
+        for (final PlayerEntry target : new ArrayList<>(list)) {
             check(target);
         }
     }
 
-    private void removePlayer (UUID uuid) {
+    private void removePlayer (final UUID uuid) {
         final PlayerEntry target = getEntry(uuid);
 
         if (target == null) return;
@@ -334,7 +334,7 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
             final boolean removed = list.remove(target);
 
             if (removed) {
-                for (Listener listener : listeners) listener.playerLeft(target);
+                for (final Listener listener : listeners) listener.playerLeft(target);
             }
         } else {
             pendingLeftPlayers.add(target);
@@ -344,30 +344,30 @@ public class PlayersPlugin extends Bot.Listener implements TickPlugin.Listener {
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         list.clear();
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     @SuppressWarnings("unused")
     public interface Listener {
-        default void playerJoined (PlayerEntry target) { }
+        default void playerJoined (final PlayerEntry target) { }
 
-        default void playerUnVanished (PlayerEntry target) { }
+        default void playerUnVanished (final PlayerEntry target) { }
 
-        default void playerGameModeUpdated (PlayerEntry target, GameMode gameMode) { }
+        default void playerGameModeUpdated (final PlayerEntry target, final GameMode gameMode) { }
 
-        default void playerLatencyUpdated (PlayerEntry target, int ping) { }
+        default void playerLatencyUpdated (final PlayerEntry target, final int ping) { }
 
-        default void playerDisplayNameUpdated (PlayerEntry target, Component displayName) { }
+        default void playerDisplayNameUpdated (final PlayerEntry target, final Component displayName) { }
 
-        default void playerLeft (PlayerEntry target) { }
+        default void playerLeft (final PlayerEntry target) { }
 
-        default void playerVanished (PlayerEntry target) { }
+        default void playerVanished (final PlayerEntry target) { }
 
-        default void playerChangedUsername (PlayerEntry target) { }
+        default void playerChangedUsername (final PlayerEntry target) { }
 
-        default void queriedPlayerIP (PlayerEntry target, String ip) { }
+        default void queriedPlayerIP (final PlayerEntry target, final String ip) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/PositionPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/PositionPlugin.java
index f7868b44..791bcd39 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/PositionPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/PositionPlugin.java
@@ -35,7 +35,7 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
     private final Map<Integer, Vector3d> positionMap = new HashMap<>();
     private final Map<Integer, Rotation> rotationMap = new HashMap<>();
 
-    public PositionPlugin (Bot bot) {
+    public PositionPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
@@ -62,25 +62,25 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundPlayerPositionPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundAddEntityPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundRemoveEntitiesPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundMoveEntityRotPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundMoveEntityPosPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundMoveEntityPosRotPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundEntityPositionSyncPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundPlayerPositionPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundAddEntityPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundRemoveEntitiesPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundMoveEntityRotPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundMoveEntityPosPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundMoveEntityPosRotPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundEntityPositionSyncPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundPlayerPositionPacket packet) {
+    private void packetReceived (final ClientboundPlayerPositionPacket packet) {
         bot.session.send(new ServerboundAcceptTeleportationPacket(packet.getId()));
 
         position = packet.getPosition();
 
-        for (Listener listener : listeners) { listener.positionChange(position); }
+        for (final Listener listener : listeners) { listener.positionChange(position); }
     }
 
-    private void packetReceived (ClientboundAddEntityPacket packet) {
+    private void packetReceived (final ClientboundAddEntityPacket packet) {
         if (packet.getType() != EntityType.PLAYER) return;
 
         final PlayerEntry entry = bot.players.getEntry(packet.getUuid());
@@ -96,17 +96,17 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
         rotationMap.put(packet.getEntityId(), new Rotation(packet.getYaw(), packet.getPitch()));
     }
 
-    private void packetReceived (ClientboundRemoveEntitiesPacket packet) {
+    private void packetReceived (final ClientboundRemoveEntitiesPacket packet) {
         final int[] ids = packet.getEntityIds();
 
-        for (int id : ids) {
+        for (final int id : ids) {
             entityIdMap.remove(id);
             positionMap.remove(id);
             rotationMap.remove(id);
         }
     }
 
-    private void packetReceived (ClientboundEntityPositionSyncPacket packet) {
+    private void packetReceived (final ClientboundEntityPositionSyncPacket packet) {
         final PlayerEntry player = entityIdMap.get(packet.getId());
 
         if (player == null) return;
@@ -120,10 +120,10 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
         positionMap.put(packet.getId(), position);
         rotationMap.put(packet.getId(), rotation);
 
-        for (Listener listener : listeners) listener.playerMoved(player, position, rotation);
+        for (final Listener listener : listeners) listener.playerMoved(player, position, rotation);
     }
 
-    private void packetReceived (ClientboundMoveEntityRotPacket packet) {
+    private void packetReceived (final ClientboundMoveEntityRotPacket packet) {
         final PlayerEntry player = entityIdMap.get(packet.getEntityId());
 
         if (player == null) return;
@@ -132,11 +132,11 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
 
         rotationMap.put(packet.getEntityId(), rotation);
 
-        for (Listener listener : listeners)
+        for (final Listener listener : listeners)
             listener.playerMoved(player, getPlayerPosition(player.profile.getName()), rotation);
     }
 
-    private void packetReceived (ClientboundMoveEntityPosPacket packet) {
+    private void packetReceived (final ClientboundMoveEntityPosPacket packet) {
         final PlayerEntry player = entityIdMap.get(packet.getEntityId());
 
         if (player == null) return;
@@ -158,11 +158,11 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
 
         positionMap.put(packet.getEntityId(), position);
 
-        for (Listener listener : listeners)
+        for (final Listener listener : listeners)
             listener.playerMoved(player, position, getPlayerRotation(player.profile.getName()));
     }
 
-    private void packetReceived (ClientboundMoveEntityPosRotPacket packet) {
+    private void packetReceived (final ClientboundMoveEntityPosRotPacket packet) {
         final PlayerEntry player = entityIdMap.get(packet.getEntityId());
 
         if (player == null) return;
@@ -187,7 +187,7 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
         positionMap.put(packet.getEntityId(), position);
         rotationMap.put(packet.getEntityId(), rotation);
 
-        for (Listener listener : listeners) listener.playerMoved(player, position, rotation);
+        for (final Listener listener : listeners) listener.playerMoved(player, position, rotation);
     }
 
     // for now this is used in CorePlugin when placing the command block
@@ -200,7 +200,7 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
             if (isGoingDownFromHeightLimit) {
                 isGoingDownFromHeightLimit = false;
 
-                for (Listener listener : listeners) { listener.positionChange(position); }
+                for (final Listener listener : listeners) { listener.positionChange(position); }
             }
 
             return;
@@ -240,42 +240,42 @@ public class PositionPlugin extends Bot.Listener implements TickPlugin.Listener
         ));
     }
 
-    public Vector3d getPlayerPosition (String playerName) {
+    public Vector3d getPlayerPosition (final String playerName) {
         int entityId = -1;
-        for (Map.Entry<Integer, PlayerEntry> entry : entityIdMap.entrySet()) {
+        for (final Map.Entry<Integer, PlayerEntry> entry : entityIdMap.entrySet()) {
             if (entry.getValue().profile.getName().equals(playerName)) entityId = entry.getKey();
         }
 
         if (entityId == -1) return null;
 
-        for (Map.Entry<Integer, Vector3d> entry : positionMap.entrySet()) {
+        for (final Map.Entry<Integer, Vector3d> entry : positionMap.entrySet()) {
             if (entry.getKey() == entityId) return entry.getValue();
         }
 
         return null;
     }
 
-    public Rotation getPlayerRotation (String playerName) {
+    public Rotation getPlayerRotation (final String playerName) {
         int entityId = -1;
-        for (Map.Entry<Integer, PlayerEntry> entry : entityIdMap.entrySet()) {
+        for (final Map.Entry<Integer, PlayerEntry> entry : entityIdMap.entrySet()) {
             if (entry.getValue().profile.getName().equals(playerName)) entityId = entry.getKey();
         }
 
         if (entityId == -1) return null;
 
-        for (Map.Entry<Integer, Rotation> entry : rotationMap.entrySet()) {
+        for (final Map.Entry<Integer, Rotation> entry : rotationMap.entrySet()) {
             if (entry.getKey() == entityId) return entry.getValue();
         }
 
         return null;
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     @SuppressWarnings("unused")
     public interface Listener {
-        default void positionChange (Vector3d position) { }
+        default void positionChange (final Vector3d position) { }
 
-        default void playerMoved (PlayerEntry player, Vector3d position, Rotation rotation) { }
+        default void playerMoved (final PlayerEntry player, final Vector3d position, final Rotation rotation) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/QueryPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/QueryPlugin.java
index 6a914c3f..de4b282f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/QueryPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/QueryPlugin.java
@@ -24,7 +24,7 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
 
     public final Queue<Component> cargosQueue = new ConcurrentLinkedQueue<>();
 
-    public QueryPlugin (Bot bot) {
+    public QueryPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
@@ -42,9 +42,9 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         if (
-                !(component instanceof TranslatableComponent rootTranslatable) ||
+                !(component instanceof final TranslatableComponent rootTranslatable) ||
                         !rootTranslatable.key().equals(ID)
         ) return true;
 
@@ -55,18 +55,18 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
         final Component cargosComponent = arguments.getFirst().asComponent();
 
         if (
-                !(cargosComponent instanceof TextComponent cargosTextComponent) ||
+                !(cargosComponent instanceof final TextComponent cargosTextComponent) ||
                         !cargosTextComponent.content().isEmpty()
         ) return false;
 
         final List<Component> cargos = cargosComponent.children();
 
-        for (Component cargo : cargos) processCargo(cargo);
+        for (final Component cargo : cargos) processCargo(cargo);
 
         return false;
     }
 
-    private void sendQueueComponent (Component component) {
+    private void sendQueueComponent (final Component component) {
         final Queue<Component> queue = new LinkedList<>();
         queue.add(component);
 
@@ -81,7 +81,7 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
         sendQueueComponent(queue);
     }
 
-    private void sendQueueComponent (Queue<Component> queue) {
+    private void sendQueueComponent (final Queue<Component> queue) {
         bot.chat.tellraw(
                 Component
                         .translatable(
@@ -95,8 +95,8 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
         );
     }
 
-    private void processCargo (Component cargo) {
-        if (!(cargo instanceof TextComponent textComponent)) return;
+    private void processCargo (final Component cargo) {
+        if (!(cargo instanceof final TextComponent textComponent)) return;
 
         final UUID inputId = UUIDUtilities.tryParse(textComponent.content());
 
@@ -108,7 +108,7 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
 
         if (
                 children.size() > 2 ||
-                        !(children.getFirst() instanceof TextComponent firstChild)
+                        !(children.getFirst() instanceof final TextComponent firstChild)
         ) return;
 
         try {
@@ -129,7 +129,7 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
 
                 future.complete(stringOutput);
             }
-        } catch (NumberFormatException ignored) { }
+        } catch (final NumberFormatException ignored) { }
     }
 
     private Triple<CompletableFuture<String>, Long, UUID> getFutureAndId () {
@@ -144,9 +144,9 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
         return Triple.of(future, transactionId, id);
     }
 
-    public CompletableFuture<String> block (Vector3i location, String path) { return block(false, location, path); }
+    public CompletableFuture<String> block (final Vector3i location, final String path) { return block(false, location, path); }
 
-    public CompletableFuture<String> block (boolean useCargo, Vector3i location, String path) {
+    public CompletableFuture<String> block (final boolean useCargo, final Vector3i location, final String path) {
         final Triple<CompletableFuture<String>, Long, UUID> triple = getFutureAndId();
 
         final UUID id = triple.getRight();
@@ -173,9 +173,9 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
         return triple.getLeft();
     }
 
-    public CompletableFuture<String> entity (String selector, String path) { return entity(false, selector, path); }
+    public CompletableFuture<String> entity (final String selector, final String path) { return entity(false, selector, path); }
 
-    public CompletableFuture<String> entity (boolean useCargo, String selector, String path) {
+    public CompletableFuture<String> entity (final boolean useCargo, final String selector, final String path) {
         final Triple<CompletableFuture<String>, Long, UUID> triple = getFutureAndId();
 
         final UUID id = triple.getRight();
@@ -200,7 +200,7 @@ public class QueryPlugin extends Bot.Listener implements ChatPlugin.Listener, Ti
     // should there be storage query?
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         nextTransactionId.set(0);
         transactions.clear();
         ids.clear();
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ScreensharePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ScreensharePlugin.java
index 2bf9b2f8..c3aa5d20 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ScreensharePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ScreensharePlugin.java
@@ -28,17 +28,17 @@ public class ScreensharePlugin {
 
     //    public FFmpegFrameGrabber grabber;
 
-    public ScreensharePlugin (Bot bot) {
+    public ScreensharePlugin (final Bot bot) {
         this.bot = bot;
 
         try {
             robot = new Robot();
-        } catch (AWTException e) {
+        } catch (final AWTException e) {
             bot.logger.error(e);
         }
     }
 
-    public void start (Vector3i position) {
+    public void start (final Vector3i position) {
         screen = new Screen(bot, width, height, position);
 
         screen.update();
@@ -61,9 +61,9 @@ public class ScreensharePlugin {
     }
 
     private void drawScreen () {
-        Rectangle screenRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
+        final Rectangle screenRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
 
-        BufferedImage capture = robot.createScreenCapture(screenRect);
+        final BufferedImage capture = robot.createScreenCapture(screenRect);
 
         //        try (Java2DFrameConverter frameConverter = new Java2DFrameConverter()) {
         //            final Frame grabbed = grabber.grab();
@@ -72,14 +72,14 @@ public class ScreensharePlugin {
 
         if (capture == null) return;
 
-        BufferedImage resized = resize(capture, screen.width, screen.height);
+        final BufferedImage resized = resize(capture, screen.width, screen.height);
 
         for (int y = 0; y < resized.getHeight(); y++) {
             for (int x = 0; x < resized.getWidth(); x++) {
-                int rgba = resized.getRGB(x, y);
-                int red = (rgba >> 16) & 255;
-                int green = (rgba >> 8) & 255;
-                int blue = rgba & 255;
+                final int rgba = resized.getRGB(x, y);
+                final int red = (rgba >> 16) & 255;
+                final int green = (rgba >> 8) & 255;
+                final int blue = rgba & 255;
 
                 screen.screen[x][y] = String.format("#%02x%02x%02x", red, green, blue);
             }
@@ -93,11 +93,11 @@ public class ScreensharePlugin {
     }
 
     // move this to util?
-    private BufferedImage resize (BufferedImage img, int newW, int newH) {
-        Image tmp = img.getScaledInstance(newW, newH, Image.SCALE_SMOOTH);
-        BufferedImage dimg = new BufferedImage(newW, newH, BufferedImage.TYPE_INT_ARGB);
+    private BufferedImage resize (final BufferedImage img, final int newW, final int newH) {
+        final Image tmp = img.getScaledInstance(newW, newH, Image.SCALE_SMOOTH);
+        final BufferedImage dimg = new BufferedImage(newW, newH, BufferedImage.TYPE_INT_ARGB);
 
-        Graphics2D g2d = dimg.createGraphics();
+        final Graphics2D g2d = dimg.createGraphics();
         g2d.drawImage(tmp, 0, 0, null);
         g2d.dispose();
 
@@ -114,7 +114,7 @@ public class ScreensharePlugin {
 
         public final ArrayList<String> tags = new ArrayList<>();
 
-        public Screen (Bot bot, int width, int height, Vector3i pos) {
+        public Screen (final Bot bot, final int width, final int height, final Vector3i pos) {
             screen = new String[width][height];
 
             this.bot = bot;
@@ -146,7 +146,7 @@ public class ScreensharePlugin {
         }
 
         public void kill () {
-            for (String i : tags) {
+            for (final String i : tags) {
                 bot.core.run("minecraft:kill @e[tag=" + i + "]");
             }
 
@@ -176,9 +176,9 @@ public class ScreensharePlugin {
             }
         }
 
-        public void setPixel (String hexColor, int x, int y) { screen[x][y] = hexColor; }
+        public void setPixel (final String hexColor, final int x, final int y) { screen[x][y] = hexColor; }
 
-        public void setRow (String[] hexColor, int row) {
+        public void setRow (final String[] hexColor, final int row) {
             for (int x = 0; x < width; x++) {
                 screen[x][row] = hexColor[x];
             }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/SelfCarePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/SelfCarePlugin.java
index 21167935..ea736425 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/SelfCarePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/SelfCarePlugin.java
@@ -46,7 +46,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
     private boolean prefix = false;
     private boolean username = true;
 
-    public SelfCarePlugin (Bot bot) {
+    public SelfCarePlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
@@ -54,7 +54,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
     }
 
     @Override
-    public boolean systemMessageReceived (Component component, String string, String ansi) {
+    public boolean systemMessageReceived (final Component component, final String string, final String ansi) {
         final Configuration.BotOption.EssentialsMessages essentialsMessages = bot.options.essentialsMessages;
 
         if (string.equals("Successfully enabled CommandSpy")) cspy = true;
@@ -135,15 +135,15 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundLoginPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundGameEventPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundEntityEventPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundOpenScreenPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundSetPassengersPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundLoginPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundGameEventPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundEntityEventPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundOpenScreenPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundSetPassengersPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundLoginPacket packet) {
+    private void packetReceived (final ClientboundLoginPacket packet) {
         this.entityId = packet.getEntityId();
         this.gamemode = packet.getCommonPlayerSpawnInfo().getGameMode();
 
@@ -163,7 +163,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
         checkTask = bot.executor.scheduleAtFixedRate(task, 0, bot.config.selfCare.delay, TimeUnit.MILLISECONDS);
     }
 
-    private void packetReceived (ClientboundGameEventPacket packet) {
+    private void packetReceived (final ClientboundGameEventPacket packet) {
         final GameEvent notification = packet.getNotification();
         final GameEventValue value = packet.getValue();
 
@@ -175,7 +175,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
         if (notification == GameEvent.CHANGE_GAMEMODE) gamemode = (GameMode) value;
     }
 
-    private void packetReceived (ClientboundEntityEventPacket packet) {
+    private void packetReceived (final ClientboundEntityEventPacket packet) {
         final EntityEvent event = packet.getEvent();
         final int id = packet.getEntityId();
 
@@ -188,7 +188,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
         else if (event == EntityEvent.PLAYER_OP_PERMISSION_LEVEL_4) permissionLevel = 4;
     }
 
-    private void packetReceived (ClientboundOpenScreenPacket packet) {
+    private void packetReceived (final ClientboundOpenScreenPacket packet) {
         // instantly closes the window when received the packet
         // also should this be in self care?
         bot.session.send(
@@ -198,7 +198,7 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
         );
     }
 
-    private void packetReceived (ClientboundSetPassengersPacket packet) {
+    private void packetReceived (final ClientboundSetPassengersPacket packet) {
         if (
                 Arrays.stream(packet.getPassengerIds())
                         .noneMatch(id -> id == entityId)
@@ -216,13 +216,13 @@ public class SelfCarePlugin extends Bot.Listener implements ChatPlugin.Listener
         );
     }
 
-    private void runEssentialsCommand (String command) {
+    private void runEssentialsCommand (final String command) {
         if (bot.options.useChat) bot.chat.sendCommandInstantly(command);
         else bot.core.run(command);
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         checkTask.cancel(true);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/ServerFeaturesPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/ServerFeaturesPlugin.java
index 61c9b53a..d421ba4f 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/ServerFeaturesPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/ServerFeaturesPlugin.java
@@ -16,19 +16,19 @@ public class ServerFeaturesPlugin extends Bot.Listener {
     public boolean hasEssentials = false;
     public boolean hasExtras = false;
 
-    public ServerFeaturesPlugin (Bot bot) {
+    public ServerFeaturesPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundCommandsPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundCommandsPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundCommandsPacket packet) {
-        for (CommandNode node : packet.getNodes()) {
+    private void packetReceived (final ClientboundCommandsPacket packet) {
+        for (final CommandNode node : packet.getNodes()) {
             if (!node.isExecutable() || node.getType() != CommandType.LITERAL) continue;
 
             final String name = node.getName();
@@ -61,7 +61,7 @@ public class ServerFeaturesPlugin extends Bot.Listener {
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         hasNamespaces = false;
         hasEssentials = false;
         hasExtras = false;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TPSPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TPSPlugin.java
index b76087e4..b8fce3dd 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TPSPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TPSPlugin.java
@@ -28,7 +28,7 @@ public class TPSPlugin extends Bot.Listener implements TickPlugin.Listener {
 
     private final String bossbarName = "tpsbar";
 
-    public TPSPlugin (Bot bot) {
+    public TPSPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
@@ -97,19 +97,19 @@ public class TPSPlugin extends Bot.Listener implements TickPlugin.Listener {
             bossBar.setTitle(component);
             bossBar.setColor(getBossBarColor(tickRate));
             bossBar.setValue((int) Math.round(tickRate));
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
 
-    private NamedTextColor getColor (double tickRate) {
+    private NamedTextColor getColor (final double tickRate) {
         if (tickRate > 15) return NamedTextColor.GREEN;
         else if (tickRate == 15) return NamedTextColor.YELLOW;
         else if (tickRate < 15 && tickRate > 10) return NamedTextColor.RED;
         else return NamedTextColor.DARK_RED;
     }
 
-    private BossBarColor getBossBarColor (double tickRate) {
+    private BossBarColor getBossBarColor (final double tickRate) {
         if (tickRate > 15) return BossBarColor.LIME;
         else if (tickRate == 15) return BossBarColor.YELLOW;
         else if (tickRate < 15 && tickRate > 10) return BossBarColor.RED;
@@ -117,20 +117,20 @@ public class TPSPlugin extends Bot.Listener implements TickPlugin.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundSetTimePacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundLoginPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundSetTimePacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundLoginPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundSetTimePacket ignoredPacket) {
-        long now = System.currentTimeMillis();
-        float timeElapsed = (float) (now - timeLastTimeUpdate) / 1000.0F;
+    private void packetReceived (final ClientboundSetTimePacket ignoredPacket) {
+        final long now = System.currentTimeMillis();
+        final float timeElapsed = (float) (now - timeLastTimeUpdate) / 1000.0F;
         tickRates[nextIndex] = MathUtilities.clamp(20.0f / timeElapsed, 0.0f, 20.0f);
         nextIndex = (nextIndex + 1) % tickRates.length;
         timeLastTimeUpdate = now;
     }
 
-    private void packetReceived (ClientboundLoginPacket ignoredPacket) {
+    private void packetReceived (final ClientboundLoginPacket ignoredPacket) {
         Arrays.fill(tickRates, 0);
         nextIndex = 0;
         timeGameJoined = timeLastTimeUpdate = System.currentTimeMillis();
@@ -141,7 +141,7 @@ public class TPSPlugin extends Bot.Listener implements TickPlugin.Listener {
 
         int numTicks = 0;
         float sumTickRates = 0.0f;
-        for (double tickRate : tickRates) {
+        for (final double tickRate : tickRates) {
             if (tickRate > 0) {
                 sumTickRates += (float) tickRate;
                 numTicks++;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TabCompletePlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TabCompletePlugin.java
index 0491e879..a34af760 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TabCompletePlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TabCompletePlugin.java
@@ -15,12 +15,12 @@ public class TabCompletePlugin extends Bot.Listener {
     private int nextTransactionId = 0;
     private final Map<Integer, CompletableFuture<ClientboundCommandSuggestionsPacket>> transactions = new HashMap<>();
 
-    public TabCompletePlugin (Bot bot) {
+    public TabCompletePlugin (final Bot bot) {
         this.bot = bot;
         bot.addListener(this);
     }
 
-    public CompletableFuture<ClientboundCommandSuggestionsPacket> tabComplete (String command) {
+    public CompletableFuture<ClientboundCommandSuggestionsPacket> tabComplete (final String command) {
         if (!bot.loggedIn) return null;
 
         final int transactionId = nextTransactionId++;
@@ -34,11 +34,11 @@ public class TabCompletePlugin extends Bot.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundCommandSuggestionsPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundCommandSuggestionsPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundCommandSuggestionsPacket packet) {
+    private void packetReceived (final ClientboundCommandSuggestionsPacket packet) {
         final int id = packet.getTransactionId();
 
         if (!transactions.containsKey(id)) return;
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TeamJoinerPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TeamJoinerPlugin.java
index 20856e1b..fb661eda 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TeamJoinerPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TeamJoinerPlugin.java
@@ -13,13 +13,13 @@ public class TeamJoinerPlugin {
 
     private final Bot bot;
 
-    public TeamJoinerPlugin (Bot bot) {
+    public TeamJoinerPlugin (final Bot bot) {
         this.bot = bot;
         this.teamName = bot.config.teamName;
 
         bot.addListener(new Bot.Listener() {
             @Override
-            public void connected (ConnectedEvent event) {
+            public void connected (final ConnectedEvent event) {
                 TeamJoinerPlugin.this.connected();
             }
         });
@@ -51,7 +51,7 @@ public class TeamJoinerPlugin {
             if (team.players.size() == 1 && team.players.getFirst().equals(bot.username)) return;
 
             excludeOthers();
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TeamPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TeamPlugin.java
index 55ffa5db..220345fc 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TeamPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TeamPlugin.java
@@ -15,25 +15,25 @@ import java.util.List;
 public class TeamPlugin extends Bot.Listener {
     public final List<Team> teams = Collections.synchronizedList(new ArrayList<>());
 
-    public TeamPlugin (Bot bot) {
+    public TeamPlugin (final Bot bot) {
         bot.addListener(this);
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         teams.clear();
     }
 
-    public synchronized Team findTeamByName (String name) {
-        for (Team team : new ArrayList<>(teams)) {
+    public synchronized Team findTeamByName (final String name) {
+        for (final Team team : new ArrayList<>(teams)) {
             if (team.teamName.equals(name)) return team;
         }
 
         return null;
     }
 
-    public synchronized Team findTeamByMember (String member) {
-        for (Team team : new ArrayList<>(teams)) {
+    public synchronized Team findTeamByMember (final String member) {
+        for (final Team team : new ArrayList<>(teams)) {
             if (team.players.contains(member)) return team;
         }
 
@@ -41,11 +41,11 @@ public class TeamPlugin extends Bot.Listener {
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundSetPlayerTeamPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundSetPlayerTeamPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundSetPlayerTeamPacket packet) {
+    private void packetReceived (final ClientboundSetPlayerTeamPacket packet) {
         switch (packet.getAction()) {
             case CREATE -> {
                 final Team team = new Team(
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TickPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TickPlugin.java
index a01460c2..2c541bf9 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TickPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TickPlugin.java
@@ -11,7 +11,7 @@ public class TickPlugin {
 
     private final List<Listener> listeners = new ArrayList<>();
 
-    public TickPlugin (Bot bot) {
+    public TickPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.executor.scheduleAtFixedRate(this::tick, 0, 50, TimeUnit.MILLISECONDS);
@@ -19,10 +19,10 @@ public class TickPlugin {
     }
 
     private void tick () {
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             try {
                 listener.onAlwaysTick();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 bot.logger.error("Caught exception in an always tick listener!");
                 bot.logger.error(e);
             }
@@ -30,10 +30,10 @@ public class TickPlugin {
 
         if (!bot.loggedIn) return;
 
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             try {
                 listener.onTick();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 bot.logger.error("Caught exception in a tick listener!");
                 bot.logger.error(e);
             }
@@ -43,17 +43,17 @@ public class TickPlugin {
     private void tickSecond () {
         if (!bot.loggedIn) return;
 
-        for (Listener listener : listeners) {
+        for (final Listener listener : listeners) {
             try {
                 listener.onSecondTick();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 bot.logger.error("Caught exception in a second tick listener!");
                 bot.logger.error(e);
             }
         }
     }
 
-    public void addListener (Listener listener) {
+    public void addListener (final Listener listener) {
         listeners.add(listener);
     }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/TrustedPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/TrustedPlugin.java
index 9184d579..5381a25a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/TrustedPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/TrustedPlugin.java
@@ -17,7 +17,7 @@ public class TrustedPlugin implements PlayersPlugin.Listener {
 
     public final List<String> list;
 
-    public TrustedPlugin (Bot bot) {
+    public TrustedPlugin (final Bot bot) {
         this.bot = bot;
 
         this.list = bot.config.trusted;
@@ -25,7 +25,7 @@ public class TrustedPlugin implements PlayersPlugin.Listener {
         bot.players.addListener(this);
     }
 
-    public void broadcast (Component message, UUID exceptTarget) {
+    public void broadcast (final Component message, final UUID exceptTarget) {
         final Component component = Component.translatable(
                 "[%s] [%s] %s",
                 Component.text("ChomeNS Bot").color(bot.colorPalette.primary),
@@ -35,10 +35,10 @@ public class TrustedPlugin implements PlayersPlugin.Listener {
 
         LoggerUtilities.log(LogType.TRUSTED_BROADCAST, component);
 
-        for (Bot bot : bot.bots) {
+        for (final Bot bot : bot.bots) {
             if (bot == this.bot || !bot.loggedIn) continue;
 
-            for (String player : list) {
+            for (final String player : list) {
                 final PlayerEntry entry = bot.players.getEntry(player);
 
                 if (entry == null) continue;
@@ -50,14 +50,14 @@ public class TrustedPlugin implements PlayersPlugin.Listener {
         }
     }
 
-    public void broadcast (Component message) { broadcast(message, null); }
+    public void broadcast (final Component message) { broadcast(message, null); }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         if (!list.contains(target.profile.getName())) return;
 
         // based (VERY)
-        Component component;
+        final Component component;
         if (!target.profile.getName().equals(bot.config.ownerName)) {
             component = Component.translatable(
                     "Hello, %s!",
@@ -95,7 +95,7 @@ public class TrustedPlugin implements PlayersPlugin.Listener {
     }
 
     @Override
-    public void playerLeft (PlayerEntry target) {
+    public void playerLeft (final PlayerEntry target) {
         if (!list.contains(target.profile.getName())) return;
 
         broadcast(
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/VoiceChatPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/VoiceChatPlugin.java
index 627cfa2f..9f5bdb73 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/VoiceChatPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/VoiceChatPlugin.java
@@ -42,19 +42,19 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
 
     public final List<ClientGroup> groups = new ArrayList<>();
 
-    public VoiceChatPlugin (Bot bot) {
+    public VoiceChatPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundLoginPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundLoginPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundCustomPayloadPacket t_packet) packetReceived(t_packet);
     }
 
-    private void packetReceived (ClientboundLoginPacket ignored) {
+    private void packetReceived (final ClientboundLoginPacket ignored) {
         // totally didn't use a real minecraft client with voicechat mod to get this
 
         bot.session.send(new ServerboundCustomPayloadPacket(
@@ -70,7 +70,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
         running = true;
     }
 
-    private void packetReceived (ClientboundCustomPayloadPacket packet) {
+    private void packetReceived (final ClientboundCustomPayloadPacket packet) {
         if (packet.getChannel().equals(SECRET_KEY)) {
             final byte[] bytes = packet.getData();
             final FriendlyByteBuf buf = new FriendlyByteBuf(Unpooled.wrappedBuffer(bytes));
@@ -89,7 +89,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
 
             try {
                 socket.open();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 bot.logger.error("Failed to create Simple Voice Chat connection!");
                 bot.logger.error(e);
                 return;
@@ -124,7 +124,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
 
                 if (message == null) continue;
 
-                if (message.packet instanceof PingPacket pingPacket)
+                if (message.packet instanceof final PingPacket pingPacket)
                     sendToServer(new NetworkMessage(pingPacket));
                 else if (message.packet instanceof KeepAlivePacket)
                     sendToServer(new NetworkMessage(new KeepAlivePacket()));
@@ -139,7 +139,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
                             )
                     );
                 }
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 if (running) bot.logger.error(e);
                 else break; // stop the thread
             }
@@ -147,7 +147,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
     }
 
     @SuppressWarnings("unused") // can be set through ServerEvalCommand
-    public void joinGroup (String group, String password) {
+    public void joinGroup (final String group, final String password) {
         final ClientGroup[] clientGroups = groups
                 .stream()
                 .filter(eachGroup -> eachGroup.name().equals(group))
@@ -167,13 +167,13 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
         ));
     }
 
-    public void sendToServer (NetworkMessage message) {
+    public void sendToServer (final NetworkMessage message) {
         try {
             socket.send(
                     message.writeClient(initializationData),
                     socketAddress
             );
-        } catch (Exception e) {
+        } catch (final Exception e) {
             bot.logger.error(e);
         }
     }
@@ -181,19 +181,19 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
     private class VoiceChatSocketBase {
         private final byte[] BUFFER = new byte[4096];
 
-        public RawUdpPacket read (DatagramSocket socket) {
+        public RawUdpPacket read (final DatagramSocket socket) {
             if (socket.isClosed()) return null;
             try {
-                DatagramPacket packet = new DatagramPacket(BUFFER, BUFFER.length);
+                final DatagramPacket packet = new DatagramPacket(BUFFER, BUFFER.length);
 
                 socket.receive(packet);
 
                 // Setting the timestamp after receiving the packet
-                long timestamp = System.currentTimeMillis();
-                byte[] data = new byte[packet.getLength()];
+                final long timestamp = System.currentTimeMillis();
+                final byte[] data = new byte[packet.getLength()];
                 System.arraycopy(packet.getData(), packet.getOffset(), data, 0, packet.getLength());
                 return new RawUdpPacket(data, packet.getSocketAddress(), timestamp);
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 if (!running) return null;
 
                 bot.logger.error(e);
@@ -205,7 +205,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         socket.close();
         groups.clear();
 
@@ -226,7 +226,7 @@ public class VoiceChatPlugin extends Bot.Listener implements Runnable {
             return read(socket);
         }
 
-        public void send (byte[] data, SocketAddress address) throws Exception {
+        public void send (final byte[] data, final SocketAddress address) throws Exception {
             if (socket == null) {
                 return; // Ignoring packet sending when socket isn't open yet
             }
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/WhitelistPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/WhitelistPlugin.java
index 6e76910e..48b54737 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/WhitelistPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/WhitelistPlugin.java
@@ -13,7 +13,7 @@ public class WhitelistPlugin implements PlayersPlugin.Listener {
 
     private boolean enabled = false;
 
-    public WhitelistPlugin (Bot bot) {
+    public WhitelistPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.players.addListener(this);
@@ -22,7 +22,7 @@ public class WhitelistPlugin implements PlayersPlugin.Listener {
     public void enable () {
         enabled = true;
 
-        for (PlayerEntry entry : bot.players.list) {
+        for (final PlayerEntry entry : bot.players.list) {
             if (list.contains(entry.profile.getName())) continue;
 
             list.add(entry.profile.getName());
@@ -34,18 +34,18 @@ public class WhitelistPlugin implements PlayersPlugin.Listener {
     public void disable () {
         enabled = false;
 
-        for (PlayerEntry entry : bot.players.list) {
+        for (final PlayerEntry entry : bot.players.list) {
             bot.filterManager.remove(entry.profile.getName());
         }
     }
 
-    public void add (String player) {
+    public void add (final String player) {
         list.add(player);
 
         bot.filterManager.remove(player);
     }
 
-    public String remove (int index) {
+    public String remove (final int index) {
         final String removed = list.remove(index);
 
         checkAndAddToFilterManager(removed);
@@ -56,16 +56,16 @@ public class WhitelistPlugin implements PlayersPlugin.Listener {
     public void clear () {
         list.removeIf(eachPlayer -> !eachPlayer.equals(bot.profile.getName()));
 
-        for (PlayerEntry entry : bot.players.list) {
+        for (final PlayerEntry entry : bot.players.list) {
             if (entry.profile.equals(bot.profile)) continue;
 
             bot.filterManager.add(entry, "");
         }
     }
 
-    public boolean isBlacklisted (String name) { return !list.contains(name); }
+    public boolean isBlacklisted (final String name) { return !list.contains(name); }
 
-    private void checkAndAddToFilterManager (String player) {
+    private void checkAndAddToFilterManager (final String player) {
         final PlayerEntry entry = bot.players.getEntry(player);
 
         if (entry == null) return;
@@ -74,7 +74,7 @@ public class WhitelistPlugin implements PlayersPlugin.Listener {
     }
 
     @Override
-    public void playerJoined (PlayerEntry target) {
+    public void playerJoined (final PlayerEntry target) {
         if (!enabled) return;
 
         if (isBlacklisted(target.profile.getName())) bot.filterManager.add(target, "");
diff --git a/src/main/java/me/chayapak1/chomens_bot/plugins/WorldPlugin.java b/src/main/java/me/chayapak1/chomens_bot/plugins/WorldPlugin.java
index 58925b17..88cf03d1 100644
--- a/src/main/java/me/chayapak1/chomens_bot/plugins/WorldPlugin.java
+++ b/src/main/java/me/chayapak1/chomens_bot/plugins/WorldPlugin.java
@@ -31,30 +31,30 @@ public class WorldPlugin extends Bot.Listener {
 
     private final List<Listener> listeners = new ArrayList<>();
 
-    public WorldPlugin (Bot bot) {
+    public WorldPlugin (final Bot bot) {
         this.bot = bot;
 
         bot.addListener(this);
     }
 
     @Override
-    public void packetReceived (Session session, Packet packet) {
-        if (packet instanceof ClientboundLevelChunkWithLightPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundForgetLevelChunkPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundBlockUpdatePacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundSectionBlocksUpdatePacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundLoginPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundRespawnPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundRegistryDataPacket t_packet) packetReceived(t_packet);
-        else if (packet instanceof ClientboundSetSimulationDistancePacket t_packet) packetReceived(t_packet);
+    public void packetReceived (final Session session, final Packet packet) {
+        if (packet instanceof final ClientboundLevelChunkWithLightPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundForgetLevelChunkPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundBlockUpdatePacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundSectionBlocksUpdatePacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundLoginPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundRespawnPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundRegistryDataPacket t_packet) packetReceived(t_packet);
+        else if (packet instanceof final ClientboundSetSimulationDistancePacket t_packet) packetReceived(t_packet);
     }
 
     @Override
-    public void disconnected (DisconnectedEvent event) {
+    public void disconnected (final DisconnectedEvent event) {
         chunks.clear();
     }
 
-    private void worldChanged (String dimension) {
+    private void worldChanged (final String dimension) {
         final RegistryEntry currentDimension = registry.stream()
                 .filter(eachDimension -> eachDimension.getId().asString().equals(dimension))
                 .findFirst()
@@ -69,48 +69,48 @@ public class WorldPlugin extends Bot.Listener {
         minY = data.getInt("min_y");
         maxY = data.getInt("height") + minY;
 
-        for (Listener listener : listeners) listener.worldChanged(dimension);
+        for (final Listener listener : listeners) listener.worldChanged(dimension);
     }
 
-    private void packetReceived (ClientboundRegistryDataPacket packet) {
+    private void packetReceived (final ClientboundRegistryDataPacket packet) {
         if (!packet.getRegistry().value().equals("dimension_type")) return;
 
         registry = packet.getEntries();
     }
 
-    private void packetReceived (ClientboundLoginPacket packet) {
+    private void packetReceived (final ClientboundLoginPacket packet) {
         simulationDistance = packet.getSimulationDistance();
 
         worldChanged(packet.getCommonPlayerSpawnInfo().getWorldName().asString());
     }
 
-    private void packetReceived (ClientboundRespawnPacket packet) {
+    private void packetReceived (final ClientboundRespawnPacket packet) {
         worldChanged(packet.getCommonPlayerSpawnInfo().getWorldName().asString());
     }
 
-    private void packetReceived (ClientboundSetSimulationDistancePacket packet) {
+    private void packetReceived (final ClientboundSetSimulationDistancePacket packet) {
         simulationDistance = packet.getSimulationDistance();
     }
 
-    private void packetReceived (ClientboundLevelChunkWithLightPacket packet) {
+    private void packetReceived (final ClientboundLevelChunkWithLightPacket packet) {
         final ChunkPos pos = new ChunkPos(packet.getX(), packet.getZ());
         final ChunkColumn column = new ChunkColumn(bot, pos, packet.getChunkData(), maxY, minY);
         chunks.put(pos, column);
     }
 
-    private void packetReceived (ClientboundForgetLevelChunkPacket packet) {
+    private void packetReceived (final ClientboundForgetLevelChunkPacket packet) {
         chunks.remove(new ChunkPos(packet.getX(), packet.getZ()));
     }
 
-    private void packetReceived (ClientboundBlockUpdatePacket packet) {
+    private void packetReceived (final ClientboundBlockUpdatePacket packet) {
         final Vector3i position = packet.getEntry().getPosition();
         final int id = packet.getEntry().getBlock();
 
         setBlock(position.getX(), position.getY(), position.getZ(), id);
     }
 
-    private void packetReceived (ClientboundSectionBlocksUpdatePacket packet) {
-        for (BlockChangeEntry entry : packet.getEntries()) {
+    private void packetReceived (final ClientboundSectionBlocksUpdatePacket packet) {
+        for (final BlockChangeEntry entry : packet.getEntries()) {
             final Vector3i position = entry.getPosition();
             final int id = entry.getBlock();
 
@@ -118,28 +118,28 @@ public class WorldPlugin extends Bot.Listener {
         }
     }
 
-    public ChunkColumn getChunk (int x, int z) { return chunks.get(new ChunkPos(x, z)); }
+    public ChunkColumn getChunk (final int x, final int z) { return chunks.get(new ChunkPos(x, z)); }
 
-    public ChunkColumn getChunk (ChunkPos pos) { return chunks.get(pos); }
+    public ChunkColumn getChunk (final ChunkPos pos) { return chunks.get(pos); }
 
     public Collection<ChunkColumn> getChunks () { return chunks.values(); }
 
-    public int getBlock (int x, int y, int z) {
+    public int getBlock (final int x, final int y, final int z) {
         final ChunkPos chunkPos = new ChunkPos(Math.floorDiv(x, 16), Math.floorDiv(z, 16));
         final ChunkColumn chunk = chunks.get(chunkPos);
         return chunk == null ? 0 : chunks.get(chunkPos).getBlock(x & 15, y, z & 15);
     }
 
     // should this be public?
-    public void setBlock (int x, int y, int z, int id) {
+    public void setBlock (final int x, final int y, final int z, final int id) {
         final ChunkPos chunkPos = new ChunkPos(Math.floorDiv(x, 16), Math.floorDiv(z, 16));
         if (!chunks.containsKey(chunkPos)) return;
         chunks.get(chunkPos).setBlock(x & 15, y, z & 15, id);
     }
 
-    public void addListener (Listener listener) { listeners.add(listener); }
+    public void addListener (final Listener listener) { listeners.add(listener); }
 
     public interface Listener {
-        default void worldChanged (String dimension) { }
+        default void worldChanged (final String dimension) { }
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/Instrument.java b/src/main/java/me/chayapak1/chomens_bot/song/Instrument.java
index a23b9003..7b11664c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/Instrument.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/Instrument.java
@@ -24,27 +24,27 @@ public class Instrument {
     public final int offset;
     public final String sound;
 
-    private Instrument (int id, String name, int offset) {
+    private Instrument (final int id, final String name, final int offset) {
         this.id = id;
         this.name = name;
         this.offset = offset;
         this.sound = "minecraft:block.note_block." + name;
     }
 
-    public Instrument (int id, String name, int offset, String sound) {
+    public Instrument (final int id, final String name, final int offset, final String sound) {
         this.id = id;
         this.name = name;
         this.offset = offset;
         this.sound = sound;
     }
 
-    public static Instrument of (String sound) {
+    public static Instrument of (final String sound) {
         return new Instrument(-1, null, 0, sound);
     }
 
     private static final Instrument[] values = { HARP, BASEDRUM, SNARE, HAT, BASS, FLUTE, BELL, GUITAR, CHIME, XYLOPHONE, IRON_XYLOPHONE, COW_BELL, DIDGERIDOO, BIT, BANJO, PLING };
 
-    public static Instrument fromId (int id) {
+    public static Instrument fromId (final int id) {
         return values[id];
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/MidiConverter.java b/src/main/java/me/chayapak1/chomens_bot/song/MidiConverter.java
index 8776064a..591abc25 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/MidiConverter.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/MidiConverter.java
@@ -23,15 +23,15 @@ public class MidiConverter implements Converter {
     public static final int RESET_CONTROLS = 0x79;
 
     @Override
-    public Song getSongFromBytes (byte[] bytes, String name, Bot bot) throws InvalidMidiDataException, IOException {
-        Sequence sequence = MidiSystem.getSequence(new ByteArrayInputStream(bytes));
+    public Song getSongFromBytes (final byte[] bytes, final String name, final Bot bot) throws InvalidMidiDataException, IOException {
+        final Sequence sequence = MidiSystem.getSequence(new ByteArrayInputStream(bytes));
         return getSong(sequence, name, bot);
     }
 
-    public static Song getSong (Sequence sequence, String name, Bot bot) {
+    public static Song getSong (final Sequence sequence, final String name, final Bot bot) {
         final Map<Long, String> lyrics = new HashMap<>();
 
-        long tpq = sequence.getResolution();
+        final long tpq = sequence.getResolution();
 
         String songName = null;
 
@@ -40,14 +40,14 @@ public class MidiConverter implements Converter {
 
         boolean isFirst = true;
 
-        ArrayList<MidiEvent> tempoEvents = new ArrayList<>();
-        for (Track track : sequence.getTracks()) {
+        final ArrayList<MidiEvent> tempoEvents = new ArrayList<>();
+        for (final Track track : sequence.getTracks()) {
             final int trackSize = track.size();
 
             for (int i = 0; i < trackSize; i++) {
-                MidiEvent event = track.get(i);
-                MidiMessage message = event.getMessage();
-                if (message instanceof MetaMessage mm) {
+                final MidiEvent event = track.get(i);
+                final MidiMessage message = event.getMessage();
+                if (message instanceof final MetaMessage mm) {
                     if (mm.getType() == SET_TEMPO) {
                         tempoEvents.add(event);
                     } else if (mm.getType() == TRACK_NAME) {
@@ -90,9 +90,9 @@ public class MidiConverter implements Converter {
         Arrays.fill(channelVolumes, 127);
         Arrays.fill(channelPans, 64);
 
-        for (Track track : sequence.getTracks()) {
+        for (final Track track : sequence.getTracks()) {
             long microTime = 0;
-            int[] ids = new int[16];
+            final int[] ids = new int[16];
             int mpq = 500000;
             int tempoEventIdx = 0;
             long prevTick = 0;
@@ -100,35 +100,35 @@ public class MidiConverter implements Converter {
             final int trackSize = track.size();
 
             for (int i = 0; i < trackSize; i++) {
-                MidiEvent event = track.get(i);
-                MidiMessage message = event.getMessage();
+                final MidiEvent event = track.get(i);
+                final MidiMessage message = event.getMessage();
 
                 while (tempoEventIdx < tempoEvents.size() && event.getTick() > tempoEvents.get(tempoEventIdx).getTick()) {
-                    long deltaTick = tempoEvents.get(tempoEventIdx).getTick() - prevTick;
+                    final long deltaTick = tempoEvents.get(tempoEventIdx).getTick() - prevTick;
                     prevTick = tempoEvents.get(tempoEventIdx).getTick();
                     microTime += (mpq / tpq) * deltaTick;
 
-                    MetaMessage mm = (MetaMessage) tempoEvents.get(tempoEventIdx).getMessage();
-                    byte[] data = mm.getData();
-                    int new_mpq = (data[2] & 0xFF) | ((data[1] & 0xFF) << 8) | ((data[0] & 0xFF) << 16);
+                    final MetaMessage mm = (MetaMessage) tempoEvents.get(tempoEventIdx).getMessage();
+                    final byte[] data = mm.getData();
+                    final int new_mpq = (data[2] & 0xFF) | ((data[1] & 0xFF) << 8) | ((data[0] & 0xFF) << 16);
                     if (new_mpq != 0) mpq = new_mpq;
                     tempoEventIdx++;
                 }
 
-                if (message instanceof ShortMessage sm) {
+                if (message instanceof final ShortMessage sm) {
                     if (sm.getCommand() == SET_INSTRUMENT) {
                         ids[sm.getChannel()] = sm.getData1();
                     } else if (sm.getCommand() == ShortMessage.NOTE_ON) {
                         if (sm.getData2() == 0) continue;
-                        int pitch = sm.getData1();
-                        int velocity = sm.getData2();
-                        float effectiveVelocity = (float) velocity * channelVolumes[sm.getChannel()] / 127;
-                        int pan = channelPans[sm.getChannel()];
-                        long deltaTick = event.getTick() - prevTick;
+                        final int pitch = sm.getData1();
+                        final int velocity = sm.getData2();
+                        final float effectiveVelocity = (float) velocity * channelVolumes[sm.getChannel()] / 127;
+                        final int pan = channelPans[sm.getChannel()];
+                        final long deltaTick = event.getTick() - prevTick;
                         prevTick = event.getTick();
                         microTime += (mpq / tpq) * deltaTick;
 
-                        Note note;
+                        final Note note;
                         if (sm.getChannel() == 9) {
                             note = getMidiPercussionNote(pitch, effectiveVelocity, microTime, pan);
                         } else {
@@ -138,15 +138,15 @@ public class MidiConverter implements Converter {
                             song.add(note);
                         }
 
-                        long time = microTime / 1000L;
+                        final long time = microTime / 1000L;
                         if (time > song.length) {
                             song.length = time;
                         }
                     } else if (sm.getCommand() == ShortMessage.NOTE_OFF) {
-                        long deltaTick = event.getTick() - prevTick;
+                        final long deltaTick = event.getTick() - prevTick;
                         prevTick = event.getTick();
                         microTime += (mpq / tpq) * deltaTick;
-                        long time = microTime / 1000L;
+                        final long time = microTime / 1000L;
                         if (time > song.length) {
                             song.length = time;
                         }
@@ -176,11 +176,11 @@ public class MidiConverter implements Converter {
         return song;
     }
 
-    public static Note getMidiInstrumentNote (int midiInstrument, int midiPitch, float velocity, long microTime, int panning) {
+    public static Note getMidiInstrumentNote (final int midiInstrument, final int midiPitch, final float velocity, final long microTime, final int panning) {
         Instrument shiftedInstrument = null;
-        Instrument[] instrumentList = instrumentMap.get(midiInstrument);
+        final Instrument[] instrumentList = instrumentMap.get(midiInstrument);
         if (instrumentList != null) {
-            for (Instrument candidateInstrument : instrumentList) {
+            for (final Instrument candidateInstrument : instrumentList) {
                 if (midiPitch >= candidateInstrument.offset && midiPitch <= candidateInstrument.offset + 24) {
                     shiftedInstrument = candidateInstrument;
                     break;
@@ -199,7 +199,7 @@ public class MidiConverter implements Converter {
                 int distance = Math.abs(offsets[0] - midiPitch);
                 int idx = 0;
                 for (int c = 1; c < offsets.length; c++) {
-                    int cdistance = Math.abs(offsets[c] - midiPitch);
+                    final int cdistance = Math.abs(offsets[c] - midiPitch);
                     if (cdistance < distance) {
                         idx = c;
                         distance = cdistance;
@@ -219,22 +219,22 @@ public class MidiConverter implements Converter {
             return null;
         }
 
-        int shiftedInstrumentPitch = midiPitch - shiftedInstrument.offset;
-        int pitch = midiPitch - instrumentList[0].offset;
+        final int shiftedInstrumentPitch = midiPitch - shiftedInstrument.offset;
+        final int pitch = midiPitch - instrumentList[0].offset;
 
-        float volume = velocity / 127.0f;
-        long time = microTime / 1000L;
+        final float volume = velocity / 127.0f;
+        final long time = microTime / 1000L;
 
         return new Note(instrumentList[0], shiftedInstrument, pitch, shiftedInstrumentPitch, midiPitch, volume, time, (int) ((panning - 64) / (float) 64) * 100, 100);
     }
 
-    private static Note getMidiPercussionNote (int midiPitch, float velocity, long microTime, int panning) {
+    private static Note getMidiPercussionNote (final int midiPitch, final float velocity, final long microTime, final int panning) {
         if (percussionMap.containsKey(midiPitch)) {
-            int noteId = percussionMap.get(midiPitch);
-            int pitch = noteId % 25;
-            float volume = velocity / 127.0f;
-            Instrument instrument = Instrument.fromId(noteId / 25);
-            long time = microTime / 1000L;
+            final int noteId = percussionMap.get(midiPitch);
+            final int pitch = noteId % 25;
+            final float volume = velocity / 127.0f;
+            final Instrument instrument = Instrument.fromId(noteId / 25);
+            final long time = microTime / 1000L;
 
             return new Note(instrument, pitch, midiPitch, volume, time, (int) ((panning - 64) / (float) 64) * 100, 100, false);
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/NBSConverter.java b/src/main/java/me/chayapak1/chomens_bot/song/NBSConverter.java
index 9a665b79..5e4fa4cc 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/NBSConverter.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/NBSConverter.java
@@ -79,8 +79,8 @@ public class NBSConverter implements Converter {
     }
 
     @Override
-    public Song getSongFromBytes (byte[] bytes, String fileName, Bot bot) throws IOException {
-        ByteBuffer buffer = ByteBuffer.wrap(bytes);
+    public Song getSongFromBytes (final byte[] bytes, final String fileName, final Bot bot) throws IOException {
+        final ByteBuffer buffer = ByteBuffer.wrap(bytes);
         buffer.order(ByteOrder.LITTLE_ENDIAN);
 
         short songLength;
@@ -98,21 +98,21 @@ public class NBSConverter implements Converter {
             songLength = buffer.getShort();
         }
 
-        short layerCount = buffer.getShort();
-        String songName = getString(buffer, bytes.length);
-        String songAuthor = getString(buffer, bytes.length);
-        String songOriginalAuthor = getString(buffer, bytes.length);
-        String songDescription = getString(buffer, bytes.length);
+        final short layerCount = buffer.getShort();
+        final String songName = getString(buffer, bytes.length);
+        final String songAuthor = getString(buffer, bytes.length);
+        final String songOriginalAuthor = getString(buffer, bytes.length);
+        final String songDescription = getString(buffer, bytes.length);
         double tempo = buffer.getShort();
-        byte autoSaving = buffer.get();
-        byte autoSavingDuration = buffer.get();
-        byte timeSignature = buffer.get();
-        int minutesSpent = buffer.getInt();
-        int leftClicks = buffer.getInt();
-        int rightClicks = buffer.getInt();
-        int blocksAdded = buffer.getInt();
-        int blocksRemoved = buffer.getInt();
-        String origFileName = getString(buffer, bytes.length);
+        final byte autoSaving = buffer.get();
+        final byte autoSavingDuration = buffer.get();
+        final byte timeSignature = buffer.get();
+        final int minutesSpent = buffer.getInt();
+        final int leftClicks = buffer.getInt();
+        final int rightClicks = buffer.getInt();
+        final int blocksAdded = buffer.getInt();
+        final int blocksRemoved = buffer.getInt();
+        final String origFileName = getString(buffer, bytes.length);
 
         byte loop = 0;
         byte maxLoopCount = 0;
@@ -123,19 +123,19 @@ public class NBSConverter implements Converter {
             loopStartTick = buffer.getShort();
         }
 
-        ArrayList<NBSNote> nbsNotes = new ArrayList<>();
+        final ArrayList<NBSNote> nbsNotes = new ArrayList<>();
         short tick = -1;
         while (true) {
-            int tickJumps = buffer.getShort();
+            final int tickJumps = buffer.getShort();
             if (tickJumps == 0) break;
             tick += (short) tickJumps;
 
             short layer = -1;
             while (true) {
-                int layerJumps = buffer.getShort();
+                final int layerJumps = buffer.getShort();
                 if (layerJumps == 0) break;
                 layer += (short) layerJumps;
-                NBSNote note = new NBSNote();
+                final NBSNote note = new NBSNote();
                 note.tick = tick;
                 note.layer = layer;
                 note.instrument = buffer.get();
@@ -149,10 +149,10 @@ public class NBSConverter implements Converter {
             }
         }
 
-        ArrayList<NBSLayer> nbsLayers = new ArrayList<>();
+        final ArrayList<NBSLayer> nbsLayers = new ArrayList<>();
         if (buffer.hasRemaining()) {
             for (int i = 0; i < layerCount; i++) {
-                NBSLayer layer = new NBSLayer();
+                final NBSLayer layer = new NBSLayer();
                 layer.name = getString(buffer, bytes.length);
                 if (format >= 4) {
                     layer.lock = buffer.get();
@@ -165,11 +165,11 @@ public class NBSConverter implements Converter {
             }
         }
 
-        ArrayList<NBSCustomInstrument> customInstruments = new ArrayList<>();
+        final ArrayList<NBSCustomInstrument> customInstruments = new ArrayList<>();
         if (buffer.hasRemaining()) {
-            byte customInstrumentCount = buffer.get();
+            final byte customInstrumentCount = buffer.get();
             for (int i = 0; i < customInstrumentCount; i++) {
-                NBSCustomInstrument customInstrument = new NBSCustomInstrument();
+                final NBSCustomInstrument customInstrument = new NBSCustomInstrument();
                 customInstrument.name = getString(buffer, bytes.length);
                 customInstrument.file = getString(buffer, bytes.length);
                 customInstrument.pitch = buffer.get();
@@ -180,21 +180,21 @@ public class NBSConverter implements Converter {
 
         final StringBuilder layerNames = new StringBuilder();
 
-        for (NBSLayer layer : nbsLayers) {
+        for (final NBSLayer layer : nbsLayers) {
             layerNames.append(layer.name);
             layerNames.append("\n");
         }
 
         final String stringLayerNames = layerNames.toString();
 
-        Song song = new Song(!songName.isBlank() ? songName : fileName, bot, songName, songAuthor, songOriginalAuthor, songDescription, stringLayerNames.substring(0, stringLayerNames.length() - 1), true);
+        final Song song = new Song(!songName.isBlank() ? songName : fileName, bot, songName, songAuthor, songOriginalAuthor, songDescription, stringLayerNames.substring(0, stringLayerNames.length() - 1), true);
         if (loop > 0) {
             song.loopPosition = getMilliTime(loopStartTick, tempo);
             //      song.loopCount = maxLoopCount;
         }
-        for (NBSNote note : nbsNotes) {
+        for (final NBSNote note : nbsNotes) {
             boolean isRainbowToggle = false;
-            Instrument instrument;
+            final Instrument instrument;
             double key = note.key;
             if (note.instrument < INSTRUMENT_INDEX.length) {
                 instrument = INSTRUMENT_INDEX[note.instrument];
@@ -244,7 +244,7 @@ public class NBSConverter implements Converter {
 
                         final String bestMatch = outputTitles.isEmpty() ? "" : outputTitles.getFirst();
 
-                        for (Map.Entry<String, String> entry : subtitles.entrySet()) {
+                        for (final Map.Entry<String, String> entry : subtitles.entrySet()) {
                             if (!entry.getValue().equals(bestMatch)) continue;
 
                             name = entry.getKey().substring("subtitles.".length());
@@ -266,7 +266,7 @@ public class NBSConverter implements Converter {
                 layerVolume = nbsLayers.get(note.layer).volume;
             }
 
-            double pitch = key - 33;
+            final double pitch = key - 33;
 
             song.add(
                     new Note(
@@ -287,24 +287,24 @@ public class NBSConverter implements Converter {
         return song;
     }
 
-    private static String getString (ByteBuffer buffer, int maxSize) throws IOException {
-        int length = buffer.getInt();
+    private static String getString (final ByteBuffer buffer, final int maxSize) throws IOException {
+        final int length = buffer.getInt();
         if (length > maxSize) {
             throw new IOException("String is too large");
         }
-        byte[] arr = new byte[length];
+        final byte[] arr = new byte[length];
         buffer.get(arr, 0, length);
         return new String(arr, StandardCharsets.UTF_8);
     }
 
-    private static long getMilliTime (int tick, double tempo) {
+    private static long getMilliTime (final int tick, final double tempo) {
         return (long) (1000L * tick * 100 / tempo);
     }
 
     private static final Map<String, String> subtitles = new HashMap<>();
 
     static {
-        for (Map.Entry<String, String> entry : ComponentUtilities.LANGUAGE.entrySet()) {
+        for (final Map.Entry<String, String> entry : ComponentUtilities.LANGUAGE.entrySet()) {
             if (!entry.getKey().startsWith("subtitles.")) continue;
 
             subtitles.put(entry.getKey(), entry.getValue());
@@ -313,15 +313,15 @@ public class NBSConverter implements Converter {
 
     private static final List<String> sounds = loadJsonStringArray("sounds.json");
 
-    private static List<String> loadJsonStringArray (String name) {
-        List<String> list = new ArrayList<>();
+    private static List<String> loadJsonStringArray (final String name) {
+        final List<String> list = new ArrayList<>();
 
-        InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream(name);
+        final InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream(name);
         assert is != null;
-        BufferedReader reader = new BufferedReader(new InputStreamReader(is));
-        JsonArray json = JsonParser.parseReader(reader).getAsJsonArray();
+        final BufferedReader reader = new BufferedReader(new InputStreamReader(is));
+        final JsonArray json = JsonParser.parseReader(reader).getAsJsonArray();
 
-        for (JsonElement entry : json) {
+        for (final JsonElement entry : json) {
             list.add(entry.getAsString());
         }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/Note.java b/src/main/java/me/chayapak1/chomens_bot/song/Note.java
index b1a959ba..69ca259a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/Note.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/Note.java
@@ -14,14 +14,14 @@ public class Note implements Comparable<Note> {
     public final boolean isRainbowToggle;
 
     public Note (
-            Instrument instrument,
-            double pitch,
-            double originalPitch,
-            float volume,
-            long time,
-            int panning,
-            int stereo,
-            boolean isRainbowToggle
+            final Instrument instrument,
+            final double pitch,
+            final double originalPitch,
+            final float volume,
+            final long time,
+            final int panning,
+            final int stereo,
+            final boolean isRainbowToggle
     ) {
         this.instrument = instrument;
         this.shiftedInstrument = this.instrument;
@@ -36,15 +36,15 @@ public class Note implements Comparable<Note> {
     }
 
     public Note (
-            Instrument instrument,
-            Instrument shiftedInstrument,
-            double pitch,
-            double shiftedPitch,
-            double originalPitch,
-            float volume,
-            long time,
-            int panning,
-            int stereo
+            final Instrument instrument,
+            final Instrument shiftedInstrument,
+            final double pitch,
+            final double shiftedPitch,
+            final double originalPitch,
+            final float volume,
+            final long time,
+            final int panning,
+            final int stereo
     ) {
         this.instrument = instrument;
         this.shiftedInstrument = shiftedInstrument;
@@ -59,7 +59,7 @@ public class Note implements Comparable<Note> {
     }
 
     @Override
-    public int compareTo (Note other) {
+    public int compareTo (final Note other) {
         return Long.compare(time, other.time);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/Song.java b/src/main/java/me/chayapak1/chomens_bot/song/Song.java
index c40483db..e7959f8d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/Song.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/Song.java
@@ -38,7 +38,7 @@ public class Song {
 
     private final Bot bot;
 
-    public Song (String originalName, Bot bot, String songName, String songAuthor, String songOriginalAuthor, String songDescription, String tracks, boolean nbs) {
+    public Song (final String originalName, final Bot bot, final String songName, final String songAuthor, final String songOriginalAuthor, final String songDescription, final String tracks, final boolean nbs) {
         this.originalName = originalName;
         this.bot = bot;
         this.songName = songName;
@@ -62,15 +62,15 @@ public class Song {
             authorPart = songAuthor;
         }
 
-        String namePart = isNotNullAndNotBlank(songName) ? songName : originalName;
+        final String namePart = isNotNullAndNotBlank(songName) ? songName : originalName;
         name = (authorPart != null) ? String.format("%s - %s", authorPart, namePart) : namePart;
     }
 
-    public Note get (int i) {
+    public Note get (final int i) {
         return notes.get(i);
     }
 
-    public void add (Note e) {
+    public void add (final Note e) {
         notes.add(e);
     }
 
@@ -100,7 +100,7 @@ public class Song {
         }
     }
 
-    public void setTime (long t) {
+    public void setTime (final long t) {
         time = t;
         startTime = System.currentTimeMillis() - time;
         position = 0;
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderException.java b/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderException.java
index fdfc6062..74126e4e 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderException.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderException.java
@@ -6,7 +6,7 @@ import net.kyori.adventure.text.Component;
 public class SongLoaderException extends Exception {
     public final Component message;
 
-    public SongLoaderException (Component message) {
+    public SongLoaderException (final Component message) {
         super();
         this.message = message;
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderThread.java b/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderThread.java
index 37996993..150e1157 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderThread.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/SongLoaderThread.java
@@ -45,7 +45,7 @@ public class SongLoaderThread extends Thread {
 
     private boolean isFolder = false;
 
-    public SongLoaderThread (URL location, Bot bot, String requester) {
+    public SongLoaderThread (final URL location, final Bot bot, final String requester) {
         this.bot = bot;
         this.requester = requester;
         isUrl = true;
@@ -54,7 +54,7 @@ public class SongLoaderThread extends Thread {
         fileName = location.getFile();
     }
 
-    public SongLoaderThread (Path location, Bot bot, String requester) {
+    public SongLoaderThread (final Path location, final Bot bot, final String requester) {
         this.bot = bot;
         this.requester = requester;
         isUrl = false;
@@ -65,7 +65,7 @@ public class SongLoaderThread extends Thread {
         fileName = location.getFileName().toString();
     }
 
-    public SongLoaderThread (byte[] data, Bot bot, String requester) {
+    public SongLoaderThread (final byte[] data, final Bot bot, final String requester) {
         this.bot = bot;
         this.requester = requester;
         this.data = data;
@@ -78,14 +78,14 @@ public class SongLoaderThread extends Thread {
     @Override
     public void run () {
         if (isFolder && !isUrl && !isItem) {
-            try (Stream<Path> files = Files.list(songPath)) {
+            try (final Stream<Path> files = Files.list(songPath)) {
                 files.forEach((file) -> {
                     songPath = file;
                     processFile();
                 });
 
                 showAddedToQueue();
-            } catch (IOException e) {
+            } catch (final IOException e) {
                 bot.logger.error(e);
             }
         } else processFile();
@@ -94,8 +94,8 @@ public class SongLoaderThread extends Thread {
     private void processFile () {
         if (bot.music.songQueue.size() > 100) return;
 
-        byte[] bytes;
-        String name;
+        final byte[] bytes;
+        final String name;
         try {
             if (isUrl) {
                 bytes = DownloadUtilities.DownloadToByteArray(songUrl, 5 * 1024 * 1024);
@@ -109,7 +109,7 @@ public class SongLoaderThread extends Thread {
                 bytes = Files.readAllBytes(songPath);
                 name = !isFolder ? fileName : songPath.getFileName().toString();
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             exception = new SongLoaderException(Component.text(e.getMessage()));
 
             failed();
@@ -117,12 +117,12 @@ public class SongLoaderThread extends Thread {
             return;
         }
 
-        for (Converter converter : converters) {
+        for (final Converter converter : converters) {
             if (song != null && !isFolder) break;
 
             try {
                 song = converter.getSongFromBytes(bytes, name, bot);
-            } catch (Exception ignored) { }
+            } catch (final Exception ignored) { }
         }
 
         if (song == null) {
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/SongPlayerConverter.java b/src/main/java/me/chayapak1/chomens_bot/song/SongPlayerConverter.java
index 098e95d1..efe5b0b0 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/SongPlayerConverter.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/SongPlayerConverter.java
@@ -17,33 +17,33 @@ public class SongPlayerConverter implements Converter {
     public static final long MAX_UNCOMPRESSED_SIZE = 50 * 1024 * 1024;
 
     @Override
-    public Song getSongFromBytes (byte[] bytes, String fileName, Bot bot) throws Exception {
-        InputStream is = new LimitedSizeInputStream(new GZIPInputStream(new ByteArrayInputStream(bytes)), MAX_UNCOMPRESSED_SIZE);
+    public Song getSongFromBytes (byte[] bytes, final String fileName, final Bot bot) throws Exception {
+        final InputStream is = new LimitedSizeInputStream(new GZIPInputStream(new ByteArrayInputStream(bytes)), MAX_UNCOMPRESSED_SIZE);
         bytes = is.readAllBytes();
         is.close();
 
-        ByteBuffer buffer = ByteBuffer.wrap(bytes);
+        final ByteBuffer buffer = ByteBuffer.wrap(bytes);
         buffer.order(ByteOrder.LITTLE_ENDIAN);
 
-        for (byte b : FILE_TYPE_SIGNATURE) {
+        for (final byte b : FILE_TYPE_SIGNATURE) {
             if (b != buffer.get()) {
                 throw new IOException("Invalid file type signature");
             }
         }
 
-        byte version = buffer.get();
+        final byte version = buffer.get();
         // Currently on format version 1
         if (version != 1) {
             throw new IOException("Unsupported format version!");
         }
 
-        long songLength = buffer.getLong();
-        String songName = getString(buffer, bytes.length);
-        int loop = buffer.get() & 0xFF;
-        int loopCount = buffer.get() & 0xFF;
-        long loopPosition = buffer.getLong();
+        final long songLength = buffer.getLong();
+        final String songName = getString(buffer, bytes.length);
+        final int loop = buffer.get() & 0xFF;
+        final int loopCount = buffer.get() & 0xFF;
+        final long loopPosition = buffer.getLong();
 
-        Song song = new Song(fileName, bot, !songName.trim().isEmpty() ? songName : null, null, null, null, null, false);
+        final Song song = new Song(fileName, bot, !songName.trim().isEmpty() ? songName : null, null, null, null, null, false);
         song.length = songLength;
         //        song.looping = loop > 0;
         //        song.loopCount = loopCount;
@@ -51,7 +51,7 @@ public class SongPlayerConverter implements Converter {
 
         long time = 0;
         while (true) {
-            int noteId = buffer.getShort();
+            final int noteId = buffer.getShort();
             if (noteId >= 0 && noteId < 400) {
                 time += getVarLong(buffer);
                 song.add(new Note(Instrument.fromId(noteId / 25), noteId % 25, noteId % 25, 1, time, -1, 100, false));
@@ -65,22 +65,22 @@ public class SongPlayerConverter implements Converter {
         return song;
     }
 
-    private static String getString (ByteBuffer buffer, int maxSize) throws IOException {
-        int length = buffer.getInt();
+    private static String getString (final ByteBuffer buffer, final int maxSize) throws IOException {
+        final int length = buffer.getInt();
         if (length > maxSize) {
             throw new IOException("String is too large");
         }
-        byte[] arr = new byte[length];
+        final byte[] arr = new byte[length];
         buffer.get(arr, 0, length);
         return new String(arr, StandardCharsets.UTF_8);
     }
 
-    private static long getVarLong (ByteBuffer buffer) {
+    private static long getVarLong (final ByteBuffer buffer) {
         long val = 0;
         long mult = 1;
         int flag = 1;
         while (flag != 0) {
-            int b = buffer.get() & 0xFF;
+            final int b = buffer.get() & 0xFF;
             val += (b & 0x7F) * mult;
             mult <<= 7;
             flag = b >>> 7;
@@ -93,31 +93,31 @@ public class SongPlayerConverter implements Converter {
         private final long maxSize;
         private long total;
 
-        public LimitedSizeInputStream (InputStream original, long maxSize) {
+        public LimitedSizeInputStream (final InputStream original, final long maxSize) {
             this.original = original;
             this.maxSize = maxSize;
         }
 
         @Override
         public int read () throws IOException {
-            int i = original.read();
+            final int i = original.read();
             if (i >= 0) incrementCounter(1);
             return i;
         }
 
         @Override
-        public int read (byte @NotNull [] b) throws IOException {
+        public int read (final byte @NotNull [] b) throws IOException {
             return read(b, 0, b.length);
         }
 
         @Override
-        public int read (byte @NotNull [] b, int off, int len) throws IOException {
-            int i = original.read(b, off, len);
+        public int read (final byte @NotNull [] b, final int off, final int len) throws IOException {
+            final int i = original.read(b, off, len);
             if (i >= 0) incrementCounter(i);
             return i;
         }
 
-        private void incrementCounter (int size) throws IOException {
+        private void incrementCounter (final int size) throws IOException {
             total += size;
             if (total > maxSize) throw new IOException("Input stream exceeded maximum size of " + maxSize + " bytes");
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/song/TextFileConverter.java b/src/main/java/me/chayapak1/chomens_bot/song/TextFileConverter.java
index 4aa7cf7c..954ebc0a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/song/TextFileConverter.java
+++ b/src/main/java/me/chayapak1/chomens_bot/song/TextFileConverter.java
@@ -6,7 +6,7 @@ import java.nio.charset.StandardCharsets;
 
 public class TextFileConverter implements Converter {
     @Override
-    public Song getSongFromBytes (byte[] bytes, String fileName, Bot bot) {
+    public Song getSongFromBytes (final byte[] bytes, final String fileName, final Bot bot) {
         final String data = new String(bytes, StandardCharsets.UTF_8);
 
         if (!data.contains(":")) return null;
@@ -15,7 +15,7 @@ public class TextFileConverter implements Converter {
 
         final Song song = new Song(fileName, bot, null, null, null, null, null, false);
 
-        for (String line : data.split("\r\n|\r|\n")) {
+        for (final String line : data.split("\r\n|\r|\n")) {
             if (line.isBlank()) continue;
 
             // worst way to implement this but it works lol
@@ -44,7 +44,7 @@ public class TextFileConverter implements Converter {
             int intInstrument = -1;
             try {
                 intInstrument = Integer.parseInt(instrument);
-            } catch (NumberFormatException ignored) { }
+            } catch (final NumberFormatException ignored) { }
 
             float volume = 1;
             if (split.length > 3) volume = Float.parseFloat(split[3]);
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/AESUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/AESUtilities.java
index d45f07e2..83ac59ba 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/AESUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/AESUtilities.java
@@ -18,42 +18,42 @@ public class AESUtilities {
     private static final SecureRandom RANDOM = new SecureRandom();
     private static final String CIPHER = "AES/CBC/PKCS5Padding";
 
-    public static byte[] getBytesFromUUID (UUID uuid) {
-        ByteBuffer buffer = ByteBuffer.wrap(new byte[16]);
+    public static byte[] getBytesFromUUID (final UUID uuid) {
+        final ByteBuffer buffer = ByteBuffer.wrap(new byte[16]);
         buffer.putLong(uuid.getMostSignificantBits());
         buffer.putLong(uuid.getLeastSignificantBits());
         return buffer.array();
     }
 
     private static byte[] generateIV () {
-        byte[] iv = new byte[16];
+        final byte[] iv = new byte[16];
         RANDOM.nextBytes(iv);
         return iv;
     }
 
-    private static SecretKeySpec createKeySpec (UUID secret) {
+    private static SecretKeySpec createKeySpec (final UUID secret) {
         return new SecretKeySpec(getBytesFromUUID(secret), "AES");
     }
 
-    public static byte[] encrypt (UUID secret, byte[] data) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
-        byte[] iv = generateIV();
-        IvParameterSpec ivSpec = new IvParameterSpec(iv);
-        Cipher cipher = Cipher.getInstance(CIPHER);
+    public static byte[] encrypt (final UUID secret, final byte[] data) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
+        final byte[] iv = generateIV();
+        final IvParameterSpec ivSpec = new IvParameterSpec(iv);
+        final Cipher cipher = Cipher.getInstance(CIPHER);
         cipher.init(Cipher.ENCRYPT_MODE, createKeySpec(secret), ivSpec);
-        byte[] enc = cipher.doFinal(data);
-        byte[] payload = new byte[iv.length + enc.length];
+        final byte[] enc = cipher.doFinal(data);
+        final byte[] payload = new byte[iv.length + enc.length];
         System.arraycopy(iv, 0, payload, 0, iv.length);
         System.arraycopy(enc, 0, payload, iv.length, enc.length);
         return payload;
     }
 
-    public static byte[] decrypt (UUID secret, byte[] payload) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
-        byte[] iv = new byte[16];
+    public static byte[] decrypt (final UUID secret, final byte[] payload) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidAlgorithmParameterException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
+        final byte[] iv = new byte[16];
         System.arraycopy(payload, 0, iv, 0, iv.length);
-        byte[] data = new byte[payload.length - iv.length];
+        final byte[] data = new byte[payload.length - iv.length];
         System.arraycopy(payload, iv.length, data, 0, data.length);
-        IvParameterSpec ivSpec = new IvParameterSpec(iv);
-        Cipher cipher = Cipher.getInstance(CIPHER);
+        final IvParameterSpec ivSpec = new IvParameterSpec(iv);
+        final Cipher cipher = Cipher.getInstance(CIPHER);
         cipher.init(Cipher.DECRYPT_MODE, createKeySpec(secret), ivSpec);
         return cipher.doFinal(data);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/ArrayUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/ArrayUtilities.java
index a0e55b77..a29391e8 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/ArrayUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/ArrayUtilities.java
@@ -1,8 +1,8 @@
 package me.chayapak1.chomens_bot.util;
 
 public class ArrayUtilities {
-    public static boolean isAllTrue (boolean[] array) {
-        for (boolean value : array) if (!value) return false;
+    public static boolean isAllTrue (final boolean[] array) {
+        for (final boolean value : array) if (!value) return false;
 
         return true;
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/Ascii85.java b/src/main/java/me/chayapak1/chomens_bot/util/Ascii85.java
index e81557ff..3ef11a75 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/Ascii85.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/Ascii85.java
@@ -30,20 +30,20 @@ public class Ascii85 {
 
     private Ascii85 () { }
 
-    public static String encode (byte[] payload) {
+    public static String encode (final byte[] payload) {
         if (payload == null) {
             throw new IllegalArgumentException("You must provide a non-null input");
         }
         // By using five ASCII characters to represent four bytes of binary data the encoded size ¹⁄₄ is larger than the original
-        StringBuilder stringBuff = new StringBuilder(payload.length * 5 / 4);
+        final StringBuilder stringBuff = new StringBuilder(payload.length * 5 / 4);
         // We break the payload into int (4 bytes)
-        byte[] chunk = new byte[4];
+        final byte[] chunk = new byte[4];
         int chunkIndex = 0;
-        for (byte currByte : payload) {
+        for (final byte currByte : payload) {
             chunk[chunkIndex++] = currByte;
 
             if (chunkIndex == 4) {
-                int value = byteToInt(chunk);
+                final int value = byteToInt(chunk);
                 //Because all-zero data is quite common, an exception is made for the sake of data compression,
                 //and an all-zero group is encoded as a single character "z" instead of "!!!!!".
                 if (value == 0) {
@@ -58,10 +58,10 @@ public class Ascii85 {
 
         //If we didn't end on 0, then we need some padding
         if (chunkIndex > 0) {
-            int numPadded = chunk.length - chunkIndex;
+            final int numPadded = chunk.length - chunkIndex;
             Arrays.fill(chunk, chunkIndex, chunk.length, (byte) 0);
-            int value = byteToInt(chunk);
-            char[] encodedChunk = encodeChunk(value);
+            final int value = byteToInt(chunk);
+            final char[] encodedChunk = encodeChunk(value);
             for (int i = 0; i < encodedChunk.length - numPadded; i++) {
                 stringBuff.append(encodedChunk[i]);
             }
@@ -70,10 +70,10 @@ public class Ascii85 {
         return stringBuff.toString();
     }
 
-    private static char[] encodeChunk (int value) {
+    private static char[] encodeChunk (final int value) {
         //transform value to unsigned long
         long longValue = value & 0x00000000ffffffffL;
-        char[] encodedChunk = new char[5];
+        final char[] encodedChunk = new char[5];
         for (int i = 0; i < encodedChunk.length; i++) {
             encodedChunk[i] = (char) ((longValue / BASE85_POW[4 - i]) + ASCII_SHIFT);
             longValue = longValue % BASE85_POW[4 - i];
@@ -99,28 +99,28 @@ public class Ascii85 {
         final int inputLength = chars.length();
 
         // lets first count the occurrences of 'z'
-        long zCount = chars.chars().filter(c -> c == 'z').count();
+        final long zCount = chars.chars().filter(c -> c == 'z').count();
 
         // Typically by using five ASCII characters to represent four bytes of binary data
         // the encoded size ¹⁄₄ is larger than the original.
         // We however have to account for the 'z' which were compressed
-        BigDecimal uncompressedZLength = BigDecimal.valueOf(zCount).multiply(BigDecimal.valueOf(4));
+        final BigDecimal uncompressedZLength = BigDecimal.valueOf(zCount).multiply(BigDecimal.valueOf(4));
 
-        BigDecimal uncompressedNonZLength = BigDecimal.valueOf(inputLength - zCount)
+        final BigDecimal uncompressedNonZLength = BigDecimal.valueOf(inputLength - zCount)
                 .multiply(BigDecimal.valueOf(4))
                 .divide(BigDecimal.valueOf(5));
 
-        BigDecimal uncompressedLength = uncompressedZLength.add(uncompressedNonZLength);
+        final BigDecimal uncompressedLength = uncompressedZLength.add(uncompressedNonZLength);
 
-        ByteBuffer bytebuff = ByteBuffer.allocate(uncompressedLength.intValue());
+        final ByteBuffer bytebuff = ByteBuffer.allocate(uncompressedLength.intValue());
         //1. Whitespace characters may occur anywhere to accommodate line length limitations. So lets strip it.
         chars = REMOVE_WHITESPACE.matcher(chars).replaceAll("");
         //Since Base85 is an ascii encoder, we don't need to get the bytes as UTF-8.
-        byte[] payload = chars.getBytes(StandardCharsets.US_ASCII);
-        byte[] chunk = new byte[5];
+        final byte[] payload = chars.getBytes(StandardCharsets.US_ASCII);
+        final byte[] chunk = new byte[5];
         int chunkIndex = 0;
 
-        for (byte currByte : payload) {
+        for (final byte currByte : payload) {
             // Because all-zero data is quite common, an exception is made for the sake of data compression,
             // and an all-zero group is encoded as a single character "z" instead of "!!!!!".
             if (currByte == 'z') {
@@ -145,9 +145,9 @@ public class Ascii85 {
 
         // If we didn't end on 0, then we need some padding
         if (chunkIndex > 0) {
-            int numPadded = chunk.length - chunkIndex;
+            final int numPadded = chunk.length - chunkIndex;
             Arrays.fill(chunk, chunkIndex, chunk.length, (byte) 'u');
-            byte[] paddedDecode = decodeChunk(chunk);
+            final byte[] paddedDecode = decodeChunk(chunk);
             for (int i = 0; i < paddedDecode.length - numPadded; i++) {
                 bytebuff.put(paddedDecode[i]);
             }
@@ -157,7 +157,7 @@ public class Ascii85 {
         return Arrays.copyOf(bytebuff.array(), bytebuff.limit());
     }
 
-    private static byte[] decodeChunk (byte[] chunk) {
+    private static byte[] decodeChunk (final byte[] chunk) {
         if (chunk.length != 5) {
             throw new IllegalArgumentException("You can only decode chunks of size 5.");
         }
@@ -173,14 +173,14 @@ public class Ascii85 {
         return intToByte(value);
     }
 
-    private static int byteToInt (byte[] value) {
+    private static int byteToInt (final byte[] value) {
         if (value == null || value.length != 4) {
             throw new IllegalArgumentException("You cannot create an int without exactly 4 bytes.");
         }
         return ByteBuffer.wrap(value).getInt();
     }
 
-    private static byte[] intToByte (int value) {
+    private static byte[] intToByte (final int value) {
         return new byte[] {
                 (byte) (value >>> 24),
                 (byte) (value >>> 16),
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/CodeBlockUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/CodeBlockUtilities.java
index 3da23051..691df601 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/CodeBlockUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/CodeBlockUtilities.java
@@ -1,7 +1,7 @@
 package me.chayapak1.chomens_bot.util;
 
 public class CodeBlockUtilities {
-    public static String escape (String message) {
+    public static String escape (final String message) {
         return message.replace("`", "\u200b`");
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/ColorUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/ColorUtilities.java
index 31512b5d..04d42609 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/ColorUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/ColorUtilities.java
@@ -16,7 +16,7 @@ public class ColorUtilities {
     private static final Map<Integer, String> ansiToIrcMap = new HashMap<>();
     private static final Map<Integer, String> ansiStyleToIrcMap = new HashMap<>();
 
-    public static TextColor getColorByString (String _color) {
+    public static TextColor getColorByString (final String _color) {
         final String color = _color.toLowerCase();
 
         if (color.startsWith("#")) return TextColor.fromHexString(color);
@@ -27,7 +27,7 @@ public class ColorUtilities {
         }
     }
 
-    public static char getClosestChatColor (int rgb) {
+    public static char getClosestChatColor (final int rgb) {
         final NamedTextColor closestNamed = NamedTextColor.nearestTo(TextColor.color(rgb));
         return formatToLegacyMap.get(closestNamed);
     }
@@ -57,7 +57,7 @@ public class ColorUtilities {
 
         final Map<Integer, String> clone = new HashMap<>(ansiToIrcMap);
 
-        for (Map.Entry<Integer, String> entry : clone.entrySet()) {
+        for (final Map.Entry<Integer, String> entry : clone.entrySet()) {
             ansiToIrcMap.put(entry.getKey() + 10, ansiToIrcMap.get(entry.getKey()));
         }
 
@@ -69,27 +69,27 @@ public class ColorUtilities {
         ansiStyleToIrcMap.put(4, "\u001f"); // Underlined
     }
 
-    public static String convertAnsiToIrc (String input) {
-        StringBuilder result = new StringBuilder();
+    public static String convertAnsiToIrc (final String input) {
+        final StringBuilder result = new StringBuilder();
         boolean insideEscape = false;
-        StringBuilder ansiCode = new StringBuilder();
+        final StringBuilder ansiCode = new StringBuilder();
 
         for (int i = 0; i < input.length(); i++) {
-            char c = input.charAt(i);
+            final char c = input.charAt(i);
             if (insideEscape) {
                 if (c == 'm') {
                     insideEscape = false;
                     // Parse the ANSI color code and map it to IRC color
-                    String[] codes = ansiCode.toString().split(";");
-                    for (String code : codes) {
+                    final String[] codes = ansiCode.toString().split(";");
+                    for (final String code : codes) {
                         try {
-                            int ansiColorCode = Integer.parseInt(code);
+                            final int ansiColorCode = Integer.parseInt(code);
                             if (ansiToIrcMap.containsKey(ansiColorCode)) {
                                 result.append("\u0003").append(ansiToIrcMap.get(ansiColorCode));
                             } else if (ansiStyleToIrcMap.containsKey(ansiColorCode)) {
                                 result.append(ansiStyleToIrcMap.get(ansiColorCode));
                             }
-                        } catch (NumberFormatException ignored) {
+                        } catch (final NumberFormatException ignored) {
                         }
                     }
                     ansiCode.setLength(0); // Clear the buffer
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/ComponentUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/ComponentUtilities.java
index cecc1ea2..7f80d52d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/ComponentUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/ComponentUtilities.java
@@ -69,22 +69,22 @@ public class ComponentUtilities {
     public static final Map<String, String> VOICE_CHAT_LANGUAGE = loadJsonStringMap("voiceChatLanguage.json");
     public static final Map<String, String> KEYBINDINGS = loadJsonStringMap("keybinds.json");
 
-    private static Map<String, String> loadJsonStringMap (String name) {
-        Map<String, String> map = new HashMap<>();
+    private static Map<String, String> loadJsonStringMap (final String name) {
+        final Map<String, String> map = new HashMap<>();
 
-        InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream(name);
+        final InputStream is = ClassLoader.getSystemClassLoader().getResourceAsStream(name);
         assert is != null;
-        BufferedReader reader = new BufferedReader(new InputStreamReader(is));
-        JsonObject json = JsonParser.parseReader(reader).getAsJsonObject();
+        final BufferedReader reader = new BufferedReader(new InputStreamReader(is));
+        final JsonObject json = JsonParser.parseReader(reader).getAsJsonObject();
 
-        for (Map.Entry<String, JsonElement> entry : json.entrySet()) {
+        for (final Map.Entry<String, JsonElement> entry : json.entrySet()) {
             map.put(entry.getKey(), json.get(entry.getKey()).getAsString());
         }
 
         return map;
     }
 
-    public static String getOrReturnFallback (TranslatableComponent component) {
+    public static String getOrReturnFallback (final TranslatableComponent component) {
         final String key = component.key();
 
         final String minecraftKey = LANGUAGE.get(key);
@@ -95,15 +95,15 @@ public class ComponentUtilities {
         else return component.fallback() != null ? component.fallback() : key;
     }
 
-    public static String stringify (Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.PLAIN); }
+    public static String stringify (final Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.PLAIN); }
 
-    public static String stringifySectionSign (Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.SECTION_SIGNS); }
+    public static String stringifySectionSign (final Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.SECTION_SIGNS); }
 
-    public static String stringifyAnsi (Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.ANSI); }
+    public static String stringifyAnsi (final Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.ANSI); }
 
-    public static String stringifyDiscordAnsi (Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.DISCORD_ANSI); }
+    public static String stringifyDiscordAnsi (final Component message) { return new ComponentParser().stringify(message, ComponentParser.ParseType.DISCORD_ANSI); }
 
-    public static String deserializeFromDiscordAnsi (String original) { return new ComponentParser().deserializeFromDiscordAnsi(original); }
+    public static String deserializeFromDiscordAnsi (final String original) { return new ComponentParser().deserializeFromDiscordAnsi(original); }
 
     private static class ComponentParser {
         public static final Pattern ARG_PATTERN = Pattern.compile("%(?:(\\d+)\\$)?([s%])");
@@ -202,7 +202,7 @@ public class ComponentUtilities {
 
         private boolean isSubParsing = false;
 
-        public String deserializeFromDiscordAnsi (String original) {
+        public String deserializeFromDiscordAnsi (final String original) {
             final Matcher matcher = DISCORD_ANSI_PATTERN.matcher(original);
             final StringBuilder builder = new StringBuilder();
 
@@ -211,7 +211,7 @@ public class ComponentUtilities {
 
                 boolean replaced = false;
 
-                for (Map.Entry<String, String> entry : DISCORD_ANSI_MAP.entrySet()) {
+                for (final Map.Entry<String, String> entry : DISCORD_ANSI_MAP.entrySet()) {
                     if (!entry.getValue().equals(match)) continue;
 
                     matcher.appendReplacement(builder, "§" + entry.getKey());
@@ -229,7 +229,7 @@ public class ComponentUtilities {
             return builder.toString();
         }
 
-        private String stringify (Component message, ParseType type) {
+        private String stringify (final Component message, final ParseType type) {
             this.type = type;
 
             if (System.currentTimeMillis() > parseStartTime + MAX_TIME) return "";
@@ -244,7 +244,7 @@ public class ComponentUtilities {
 
                 builder.append(output);
 
-                for (Component child : message.children()) {
+                for (final Component child : message.children()) {
                     final ComponentParser parser = new ComponentParser();
                     parser.lastColor = lastColor + color;
                     parser.lastStyle = lastStyle + style;
@@ -261,28 +261,28 @@ public class ComponentUtilities {
                 }
 
                 return builder.toString();
-            } catch (Exception e) {
+            } catch (final Exception e) {
                 LoggerUtilities.error(e);
                 return "";
             }
         }
 
-        public String stringifyPartially (Component message, String color, String style) {
+        public String stringifyPartially (final Component message, final String color, final String style) {
             return switch (message) {
-                case TextComponent t_component -> stringifyPartially(t_component, color, style);
-                case TranslatableComponent t_component -> stringifyPartially(t_component, color, style);
-                case SelectorComponent t_component -> stringifyPartially(t_component, color, style);
-                case KeybindComponent t_component -> stringifyPartially(t_component, color, style);
+                case final TextComponent t_component -> stringifyPartially(t_component, color, style);
+                case final TranslatableComponent t_component -> stringifyPartially(t_component, color, style);
+                case final SelectorComponent t_component -> stringifyPartially(t_component, color, style);
+                case final KeybindComponent t_component -> stringifyPartially(t_component, color, style);
                 default -> String.format("[Component type %s not implemented!]", message.getClass().getSimpleName());
             };
         }
 
-        public String getStyle (Style textStyle) {
+        public String getStyle (final Style textStyle) {
             if (textStyle == null) return "";
 
             final StringBuilder style = new StringBuilder();
 
-            for (Map.Entry<TextDecoration, TextDecoration.State> decorationEntry : textStyle.decorations().entrySet()) {
+            for (final Map.Entry<TextDecoration, TextDecoration.State> decorationEntry : textStyle.decorations().entrySet()) {
                 final TextDecoration decoration = decorationEntry.getKey();
                 final TextDecoration.State state = decorationEntry.getValue();
 
@@ -329,12 +329,12 @@ public class ComponentUtilities {
             return style.toString();
         }
 
-        public String getColor (TextColor color) {
+        public String getColor (final TextColor color) {
             if (color == null) return "";
 
             // map totallynotskidded™ from https://github.com/PrismarineJS/prismarine-chat/blob/master/index.js#L299
-            String code;
-            if (color instanceof NamedTextColor named) {
+            final String code;
+            if (color instanceof final NamedTextColor named) {
                 code = NAMED_TEXT_COLOR_MAP.getOrDefault(named, "");
             } else {
                 code = color.asHexString();
@@ -379,7 +379,7 @@ public class ComponentUtilities {
             };
         }
 
-        private String getPartialResult (String originalResult, String color, String style, boolean setLastStyles) {
+        private String getPartialResult (final String originalResult, final String color, final String style, final boolean setLastStyles) {
             if (type == ParseType.PLAIN) return originalResult;
 
             final String orderedStyling = type == ParseType.SECTION_SIGNS
@@ -403,7 +403,7 @@ public class ComponentUtilities {
             return result;
         }
 
-        private String stringifyPartially (String message, String color, String style) {
+        private String stringifyPartially (final String message, final String color, final String style) {
             if (type == ParseType.PLAIN) return message;
 
             final boolean isAllAnsi = type == ParseType.ANSI || type == ParseType.DISCORD_ANSI;
@@ -425,22 +425,22 @@ public class ComponentUtilities {
                                         DISCORD_ANSI_MAP.get(code);
                                 else return color;
                             });
-                } catch (Exception ignored) { }
+                } catch (final Exception ignored) { }
             }
 
             return getPartialResult(replacedContent, color, style, true);
         }
 
-        private String stringifyPartially (TextComponent message, String color, String style) {
+        private String stringifyPartially (final TextComponent message, final String color, final String style) {
             return stringifyPartially(message.content(), color, style);
         }
 
-        private String stringifyPartially (TranslatableComponent message, String color, String style) {
+        private String stringifyPartially (final TranslatableComponent message, final String color, final String style) {
             final String format = getOrReturnFallback(message);
 
             // totallynotskidded™️from HBot (and changed a bit)
-            Matcher matcher = ARG_PATTERN.matcher(format);
-            StringBuilder sb = new StringBuilder();
+            final Matcher matcher = ARG_PATTERN.matcher(format);
+            final StringBuilder sb = new StringBuilder();
 
             // not checking if arguments length equals input format length
             // is INTENTIONAL and is a FEATURE
@@ -452,7 +452,7 @@ public class ComponentUtilities {
                     final String idxStr = matcher.group(1);
 
                     try {
-                        int idx = idxStr == null ? i++ : (Integer.parseInt(idxStr) - 1);
+                        final int idx = idxStr == null ? i++ : (Integer.parseInt(idxStr) - 1);
 
                         if (idx >= 0 && idx < message.arguments().size()) {
                             final ComponentParser parser = new ComponentParser();
@@ -485,7 +485,7 @@ public class ComponentUtilities {
                         } else {
                             matcher.appendReplacement(sb, "");
                         }
-                    } catch (NumberFormatException ignored) { } // is this a good idea?
+                    } catch (final NumberFormatException ignored) { } // is this a good idea?
                 }
             }
 
@@ -496,11 +496,11 @@ public class ComponentUtilities {
 
         // on the client side, this acts just like TextComponent
         // and does NOT process any players stuff
-        private String stringifyPartially (SelectorComponent message, String color, String style) {
+        private String stringifyPartially (final SelectorComponent message, final String color, final String style) {
             return stringifyPartially(message.pattern(), style, color);
         }
 
-        public String stringifyPartially (KeybindComponent message, String color, String style) {
+        public String stringifyPartially (final KeybindComponent message, final String color, final String style) {
             final String keybind = message.keybind();
 
             // this is indeed the correct way to process keybindings
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/DownloadUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/DownloadUtilities.java
index e580ff6e..9e545056 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/DownloadUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/DownloadUtilities.java
@@ -20,10 +20,10 @@ import java.util.concurrent.TimeUnit;
 public class DownloadUtilities {
     public static class DefaultTrustManager implements X509TrustManager {
         @Override
-        public void checkClientTrusted (X509Certificate[] arg0, String arg1) { }
+        public void checkClientTrusted (final X509Certificate[] arg0, final String arg1) { }
 
         @Override
-        public void checkServerTrusted (X509Certificate[] arg0, String arg1) { }
+        public void checkServerTrusted (final X509Certificate[] arg0, final String arg1) { }
 
         @Override
         public X509Certificate[] getAcceptedIssuers () {
@@ -37,24 +37,24 @@ public class DownloadUtilities {
         Main.EXECUTOR.scheduleAtFixedRate(() -> limit = 0, 0, 1, TimeUnit.SECONDS);
     }
 
-    public static byte[] DownloadToByteArray (URL url, int maxSize) throws IOException, KeyManagementException, NoSuchAlgorithmException {
+    public static byte[] DownloadToByteArray (final URL url, final int maxSize) throws IOException, KeyManagementException, NoSuchAlgorithmException {
         if (limit > 3) throw new IOException("NO !!!!!!");
 
         limit++;
 
-        SSLContext ctx = SSLContext.getInstance("TLS");
+        final SSLContext ctx = SSLContext.getInstance("TLS");
         ctx.init(new KeyManager[0], new TrustManager[] { new DefaultTrustManager() }, new SecureRandom());
         SSLContext.setDefault(ctx);
 
-        URLConnection conn = url.openConnection();
+        final URLConnection conn = url.openConnection();
         conn.setConnectTimeout(1000);
         conn.setReadTimeout(5000);
         // https://www.whatismybrowser.com/guides/the-latest-user-agent/windows
         conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36");
 
-        try (BufferedInputStream downloadStream = new BufferedInputStream(conn.getInputStream())) {
-            ByteArrayOutputStream byteArrayStream = new ByteArrayOutputStream();
-            byte[] buf = new byte[1024];
+        try (final BufferedInputStream downloadStream = new BufferedInputStream(conn.getInputStream())) {
+            final ByteArrayOutputStream byteArrayStream = new ByteArrayOutputStream();
+            final byte[] buf = new byte[1024];
             int n;
             int tot = 0;
             while ((n = downloadStream.read(buf)) > 0) {
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/ExceptionUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/ExceptionUtilities.java
index 24ce9fc5..b476d031 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/ExceptionUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/ExceptionUtilities.java
@@ -5,7 +5,7 @@ import java.io.StringWriter;
 
 public class ExceptionUtilities {
     // totallynotskidded™ from apache's common utils thingy
-    public static String getStacktrace (Throwable throwable) {
+    public static String getStacktrace (final Throwable throwable) {
         final StringWriter sw = new StringWriter();
         final PrintWriter pw = new PrintWriter(sw, true);
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/FileLoggerUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/FileLoggerUtilities.java
index d7299f78..470221ee 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/FileLoggerUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/FileLoggerUtilities.java
@@ -65,11 +65,11 @@ public class FileLoggerUtilities {
             executor.scheduleAtFixedRate(() -> {
                 try {
                     tick();
-                } catch (Exception e) {
+                } catch (final Exception e) {
                     LoggerUtilities.error(e);
                 }
             }, 0, 50, TimeUnit.MILLISECONDS);
-        } catch (IOException e) {
+        } catch (final IOException e) {
             LoggerUtilities.error(e);
         }
     }
@@ -83,7 +83,7 @@ public class FileLoggerUtilities {
             try {
                 compressLogFile();
                 makeNewLogFile();
-            } catch (IOException e) {
+            } catch (final IOException e) {
                 LoggerUtilities.error(e);
             }
         }
@@ -119,7 +119,7 @@ public class FileLoggerUtilities {
                 final InputStream in = Files.newInputStream(logPath, StandardOpenOption.READ);
                 final GZIPOutputStream out = new GZIPOutputStream(Files.newOutputStream(path, StandardOpenOption.CREATE))
         ) {
-            byte[] buffer = new byte[1024];
+            final byte[] buffer = new byte[1024];
             int size;
             while ((size = in.read(buffer)) > 0) {
                 out.write(buffer, 0, size);
@@ -127,18 +127,18 @@ public class FileLoggerUtilities {
         }
     }
 
-    public static synchronized String getLogDate (Path filePath) throws IOException {
+    public static synchronized String getLogDate (final Path filePath) throws IOException {
         try (final BufferedReader reader = Files.newBufferedReader(filePath, StandardCharsets.UTF_8)) {
             return reader.readLine();
         }
     }
 
-    public static synchronized boolean logIsCurrent (Path path) throws IOException {
-        LocalDate date = LocalDate.now();
+    public static synchronized boolean logIsCurrent (final Path path) throws IOException {
+        final LocalDate date = LocalDate.now();
         return getLogDate(path).equals(date.toString());
     }
 
-    public static synchronized void log (String type, String str) {
+    public static synchronized void log (final String type, final String str) {
         if (freezeTime > System.currentTimeMillis()) {
             return;
         }
@@ -180,13 +180,13 @@ public class FileLoggerUtilities {
 
                 spamLevel += 2;
             }
-        } catch (IOException e) {
+        } catch (final IOException e) {
             LoggerUtilities.error(e);
         }
     }
 
-    public static String getPrefix (String type) {
-        LocalDateTime dateTime = LocalDateTime.now();
+    public static String getPrefix (final String type) {
+        final LocalDateTime dateTime = LocalDateTime.now();
         return String.format(
                 "[%s %s] ",
                 dateTime.format(dateTimeFormatter),
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/FriendlyByteBuf.java b/src/main/java/me/chayapak1/chomens_bot/util/FriendlyByteBuf.java
index f45b1db0..fb06f81c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/FriendlyByteBuf.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/FriendlyByteBuf.java
@@ -24,7 +24,7 @@ public class FriendlyByteBuf extends ByteBuf {
 
     private final ByteBuf buf;
 
-    public FriendlyByteBuf (ByteBuf byteBuf) {
+    public FriendlyByteBuf (final ByteBuf byteBuf) {
         buf = byteBuf;
     }
 
@@ -32,7 +32,7 @@ public class FriendlyByteBuf extends ByteBuf {
         this(Unpooled.buffer());
     }
 
-    public void writeByteArray (byte[] bs) {
+    public void writeByteArray (final byte[] bs) {
         writeVarInt(bs.length);
         writeBytes(bs);
     }
@@ -41,12 +41,12 @@ public class FriendlyByteBuf extends ByteBuf {
         return readByteArray(readableBytes());
     }
 
-    public byte[] readByteArray (int i) {
-        int j = readVarInt();
+    public byte[] readByteArray (final int i) {
+        final int j = readVarInt();
         if (j > i) {
             throw new DecoderException("ByteArray with size " + j + " is bigger than allowed " + i);
         } else {
-            byte[] bs = new byte[j];
+            final byte[] bs = new byte[j];
             readBytes(bs);
             return bs;
         }
@@ -68,7 +68,7 @@ public class FriendlyByteBuf extends ByteBuf {
         return i;
     }
 
-    public void writeUUID (UUID uUID) {
+    public void writeUUID (final UUID uUID) {
         writeLong(uUID.getMostSignificantBits());
         writeLong(uUID.getLeastSignificantBits());
     }
@@ -86,14 +86,14 @@ public class FriendlyByteBuf extends ByteBuf {
         writeByte(i);
     }
 
-    public String readUtf (int i) {
-        int j = readVarInt();
+    public String readUtf (final int i) {
+        final int j = readVarInt();
         if (j > i * 4) {
             throw new DecoderException("The received encoded string buffer length is longer than maximum allowed (" + j + " > " + i * 4 + ')');
         } else if (j < 0) {
             throw new DecoderException("The received encoded string buffer length is less than zero! Weird string!");
         } else {
-            String string = toString(readerIndex(), j, StandardCharsets.UTF_8);
+            final String string = toString(readerIndex(), j, StandardCharsets.UTF_8);
             readerIndex(readerIndex() + j);
             if (string.length() > i) {
                 throw new DecoderException("The received string length is longer than maximum allowed (" + j + " > " + i + ')');
@@ -103,8 +103,8 @@ public class FriendlyByteBuf extends ByteBuf {
         }
     }
 
-    public void writeUtf (String string, int i) {
-        byte[] bs = string.getBytes(StandardCharsets.UTF_8);
+    public void writeUtf (final String string, final int i) {
+        final byte[] bs = string.getBytes(StandardCharsets.UTF_8);
         if (bs.length > i) {
             throw new EncoderException("String too big (was " + bs.length + " bytes encoded, max " + i + ')');
         } else {
@@ -117,7 +117,7 @@ public class FriendlyByteBuf extends ByteBuf {
         return readUtf(32767);
     }
 
-    public void writeUtf (String string) {
+    public void writeUtf (final String string) {
         writeUtf(string, 32767);
     }
 
@@ -127,7 +127,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf capacity (int i) {
+    public ByteBuf capacity (final int i) {
         return buf.capacity(i);
     }
 
@@ -149,7 +149,7 @@ public class FriendlyByteBuf extends ByteBuf {
 
     @Override
     @Deprecated
-    public ByteBuf order (ByteOrder byteOrder) {
+    public ByteBuf order (final ByteOrder byteOrder) {
         return buf.order(byteOrder);
     }
 
@@ -179,7 +179,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf readerIndex (int i) {
+    public ByteBuf readerIndex (final int i) {
         return buf.readerIndex(i);
     }
 
@@ -189,12 +189,12 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf writerIndex (int i) {
+    public ByteBuf writerIndex (final int i) {
         return buf.writerIndex(i);
     }
 
     @Override
-    public ByteBuf setIndex (int i, int j) {
+    public ByteBuf setIndex (final int i, final int j) {
         return buf.setIndex(i, j);
     }
 
@@ -219,7 +219,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public boolean isReadable (int i) {
+    public boolean isReadable (final int i) {
         return buf.isReadable(i);
     }
 
@@ -229,7 +229,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public boolean isWritable (int i) {
+    public boolean isWritable (final int i) {
         return buf.isWritable(i);
     }
 
@@ -269,282 +269,282 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf ensureWritable (int i) {
+    public ByteBuf ensureWritable (final int i) {
         return buf.ensureWritable(i);
     }
 
     @Override
-    public int ensureWritable (int i, boolean bl) {
+    public int ensureWritable (final int i, final boolean bl) {
         return buf.ensureWritable(i, bl);
     }
 
     @Override
-    public boolean getBoolean (int i) {
+    public boolean getBoolean (final int i) {
         return buf.getBoolean(i);
     }
 
     @Override
-    public byte getByte (int i) {
+    public byte getByte (final int i) {
         return buf.getByte(i);
     }
 
     @Override
-    public short getUnsignedByte (int i) {
+    public short getUnsignedByte (final int i) {
         return buf.getUnsignedByte(i);
     }
 
     @Override
-    public short getShort (int i) {
+    public short getShort (final int i) {
         return buf.getShort(i);
     }
 
     @Override
-    public short getShortLE (int i) {
+    public short getShortLE (final int i) {
         return buf.getShortLE(i);
     }
 
     @Override
-    public int getUnsignedShort (int i) {
+    public int getUnsignedShort (final int i) {
         return buf.getUnsignedShort(i);
     }
 
     @Override
-    public int getUnsignedShortLE (int i) {
+    public int getUnsignedShortLE (final int i) {
         return buf.getUnsignedShortLE(i);
     }
 
     @Override
-    public int getMedium (int i) {
+    public int getMedium (final int i) {
         return buf.getMedium(i);
     }
 
     @Override
-    public int getMediumLE (int i) {
+    public int getMediumLE (final int i) {
         return buf.getMediumLE(i);
     }
 
     @Override
-    public int getUnsignedMedium (int i) {
+    public int getUnsignedMedium (final int i) {
         return buf.getUnsignedMedium(i);
     }
 
     @Override
-    public int getUnsignedMediumLE (int i) {
+    public int getUnsignedMediumLE (final int i) {
         return buf.getUnsignedMediumLE(i);
     }
 
     @Override
-    public int getInt (int i) {
+    public int getInt (final int i) {
         return buf.getInt(i);
     }
 
     @Override
-    public int getIntLE (int i) {
+    public int getIntLE (final int i) {
         return buf.getIntLE(i);
     }
 
     @Override
-    public long getUnsignedInt (int i) {
+    public long getUnsignedInt (final int i) {
         return buf.getUnsignedInt(i);
     }
 
     @Override
-    public long getUnsignedIntLE (int i) {
+    public long getUnsignedIntLE (final int i) {
         return buf.getUnsignedIntLE(i);
     }
 
     @Override
-    public long getLong (int i) {
+    public long getLong (final int i) {
         return buf.getLong(i);
     }
 
     @Override
-    public long getLongLE (int i) {
+    public long getLongLE (final int i) {
         return buf.getLongLE(i);
     }
 
     @Override
-    public char getChar (int i) {
+    public char getChar (final int i) {
         return buf.getChar(i);
     }
 
     @Override
-    public float getFloat (int i) {
+    public float getFloat (final int i) {
         return buf.getFloat(i);
     }
 
     @Override
-    public double getDouble (int i) {
+    public double getDouble (final int i) {
         return buf.getDouble(i);
     }
 
     @Override
-    public ByteBuf getBytes (int i, ByteBuf byteBuf) {
+    public ByteBuf getBytes (final int i, final ByteBuf byteBuf) {
         return buf.getBytes(i, byteBuf);
     }
 
     @Override
-    public ByteBuf getBytes (int i, ByteBuf byteBuf, int j) {
+    public ByteBuf getBytes (final int i, final ByteBuf byteBuf, final int j) {
         return buf.getBytes(i, byteBuf, j);
     }
 
     @Override
-    public ByteBuf getBytes (int i, ByteBuf byteBuf, int j, int k) {
+    public ByteBuf getBytes (final int i, final ByteBuf byteBuf, final int j, final int k) {
         return buf.getBytes(i, byteBuf, j, k);
     }
 
     @Override
-    public ByteBuf getBytes (int i, byte[] bs) {
+    public ByteBuf getBytes (final int i, final byte[] bs) {
         return buf.getBytes(i, bs);
     }
 
     @Override
-    public ByteBuf getBytes (int i, byte[] bs, int j, int k) {
+    public ByteBuf getBytes (final int i, final byte[] bs, final int j, final int k) {
         return buf.getBytes(i, bs, j, k);
     }
 
     @Override
-    public ByteBuf getBytes (int i, ByteBuffer byteBuffer) {
+    public ByteBuf getBytes (final int i, final ByteBuffer byteBuffer) {
         return buf.getBytes(i, byteBuffer);
     }
 
     @Override
-    public ByteBuf getBytes (int i, OutputStream outputStream, int j) throws IOException {
+    public ByteBuf getBytes (final int i, final OutputStream outputStream, final int j) throws IOException {
         return buf.getBytes(i, outputStream, j);
     }
 
     @Override
-    public int getBytes (int i, GatheringByteChannel gatheringByteChannel, int j) throws IOException {
+    public int getBytes (final int i, final GatheringByteChannel gatheringByteChannel, final int j) throws IOException {
         return buf.getBytes(i, gatheringByteChannel, j);
     }
 
     @Override
-    public int getBytes (int i, FileChannel fileChannel, long l, int j) throws IOException {
+    public int getBytes (final int i, final FileChannel fileChannel, final long l, final int j) throws IOException {
         return buf.getBytes(i, fileChannel, l, j);
     }
 
     @Override
-    public CharSequence getCharSequence (int i, int j, Charset charset) {
+    public CharSequence getCharSequence (final int i, final int j, final Charset charset) {
         return buf.getCharSequence(i, j, charset);
     }
 
     @Override
-    public ByteBuf setBoolean (int i, boolean bl) {
+    public ByteBuf setBoolean (final int i, final boolean bl) {
         return buf.setBoolean(i, bl);
     }
 
     @Override
-    public ByteBuf setByte (int i, int j) {
+    public ByteBuf setByte (final int i, final int j) {
         return buf.setByte(i, j);
     }
 
     @Override
-    public ByteBuf setShort (int i, int j) {
+    public ByteBuf setShort (final int i, final int j) {
         return buf.setShort(i, j);
     }
 
     @Override
-    public ByteBuf setShortLE (int i, int j) {
+    public ByteBuf setShortLE (final int i, final int j) {
         return buf.setShortLE(i, j);
     }
 
     @Override
-    public ByteBuf setMedium (int i, int j) {
+    public ByteBuf setMedium (final int i, final int j) {
         return buf.setMedium(i, j);
     }
 
     @Override
-    public ByteBuf setMediumLE (int i, int j) {
+    public ByteBuf setMediumLE (final int i, final int j) {
         return buf.setMediumLE(i, j);
     }
 
     @Override
-    public ByteBuf setInt (int i, int j) {
+    public ByteBuf setInt (final int i, final int j) {
         return buf.setInt(i, j);
     }
 
     @Override
-    public ByteBuf setIntLE (int i, int j) {
+    public ByteBuf setIntLE (final int i, final int j) {
         return buf.setIntLE(i, j);
     }
 
     @Override
-    public ByteBuf setLong (int i, long l) {
+    public ByteBuf setLong (final int i, final long l) {
         return buf.setLong(i, l);
     }
 
     @Override
-    public ByteBuf setLongLE (int i, long l) {
+    public ByteBuf setLongLE (final int i, final long l) {
         return buf.setLongLE(i, l);
     }
 
     @Override
-    public ByteBuf setChar (int i, int j) {
+    public ByteBuf setChar (final int i, final int j) {
         return buf.setChar(i, j);
     }
 
     @Override
-    public ByteBuf setFloat (int i, float f) {
+    public ByteBuf setFloat (final int i, final float f) {
         return buf.setFloat(i, f);
     }
 
     @Override
-    public ByteBuf setDouble (int i, double d) {
+    public ByteBuf setDouble (final int i, final double d) {
         return buf.setDouble(i, d);
     }
 
     @Override
-    public ByteBuf setBytes (int i, ByteBuf byteBuf) {
+    public ByteBuf setBytes (final int i, final ByteBuf byteBuf) {
         return buf.setBytes(i, byteBuf);
     }
 
     @Override
-    public ByteBuf setBytes (int i, ByteBuf byteBuf, int j) {
+    public ByteBuf setBytes (final int i, final ByteBuf byteBuf, final int j) {
         return buf.setBytes(i, byteBuf, j);
     }
 
     @Override
-    public ByteBuf setBytes (int i, ByteBuf byteBuf, int j, int k) {
+    public ByteBuf setBytes (final int i, final ByteBuf byteBuf, final int j, final int k) {
         return buf.setBytes(i, byteBuf, j, k);
     }
 
     @Override
-    public ByteBuf setBytes (int i, byte[] bs) {
+    public ByteBuf setBytes (final int i, final byte[] bs) {
         return buf.setBytes(i, bs);
     }
 
     @Override
-    public ByteBuf setBytes (int i, byte[] bs, int j, int k) {
+    public ByteBuf setBytes (final int i, final byte[] bs, final int j, final int k) {
         return buf.setBytes(i, bs, j, k);
     }
 
     @Override
-    public ByteBuf setBytes (int i, ByteBuffer byteBuffer) {
+    public ByteBuf setBytes (final int i, final ByteBuffer byteBuffer) {
         return buf.setBytes(i, byteBuffer);
     }
 
     @Override
-    public int setBytes (int i, InputStream inputStream, int j) throws IOException {
+    public int setBytes (final int i, final InputStream inputStream, final int j) throws IOException {
         return buf.setBytes(i, inputStream, j);
     }
 
     @Override
-    public int setBytes (int i, ScatteringByteChannel scatteringByteChannel, int j) throws IOException {
+    public int setBytes (final int i, final ScatteringByteChannel scatteringByteChannel, final int j) throws IOException {
         return buf.setBytes(i, scatteringByteChannel, j);
     }
 
     @Override
-    public int setBytes (int i, FileChannel fileChannel, long l, int j) throws IOException {
+    public int setBytes (final int i, final FileChannel fileChannel, final long l, final int j) throws IOException {
         return buf.setBytes(i, fileChannel, l, j);
     }
 
     @Override
-    public ByteBuf setZero (int i, int j) {
+    public ByteBuf setZero (final int i, final int j) {
         return buf.setZero(i, j);
     }
 
     @Override
-    public int setCharSequence (int i, CharSequence charSequence, Charset charset) {
+    public int setCharSequence (final int i, final CharSequence charSequence, final Charset charset) {
         return buf.setCharSequence(i, charSequence, charset);
     }
 
@@ -649,232 +649,232 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf readBytes (int i) {
+    public ByteBuf readBytes (final int i) {
         return buf.readBytes(i);
     }
 
     @Override
-    public ByteBuf readSlice (int i) {
+    public ByteBuf readSlice (final int i) {
         return buf.readSlice(i);
     }
 
     @Override
-    public ByteBuf readRetainedSlice (int i) {
+    public ByteBuf readRetainedSlice (final int i) {
         return buf.readRetainedSlice(i);
     }
 
     @Override
-    public ByteBuf readBytes (ByteBuf byteBuf) {
+    public ByteBuf readBytes (final ByteBuf byteBuf) {
         return buf.readBytes(byteBuf);
     }
 
     @Override
-    public ByteBuf readBytes (ByteBuf byteBuf, int i) {
+    public ByteBuf readBytes (final ByteBuf byteBuf, final int i) {
         return buf.readBytes(byteBuf, i);
     }
 
     @Override
-    public ByteBuf readBytes (ByteBuf byteBuf, int i, int j) {
+    public ByteBuf readBytes (final ByteBuf byteBuf, final int i, final int j) {
         return buf.readBytes(byteBuf, i, j);
     }
 
     @Override
-    public ByteBuf readBytes (byte[] bs) {
+    public ByteBuf readBytes (final byte[] bs) {
         return buf.readBytes(bs);
     }
 
     @Override
-    public ByteBuf readBytes (byte[] bs, int i, int j) {
+    public ByteBuf readBytes (final byte[] bs, final int i, final int j) {
         return buf.readBytes(bs, i, j);
     }
 
     @Override
-    public ByteBuf readBytes (ByteBuffer byteBuffer) {
+    public ByteBuf readBytes (final ByteBuffer byteBuffer) {
         return buf.readBytes(byteBuffer);
     }
 
     @Override
-    public ByteBuf readBytes (OutputStream outputStream, int i) throws IOException {
+    public ByteBuf readBytes (final OutputStream outputStream, final int i) throws IOException {
         return buf.readBytes(outputStream, i);
     }
 
     @Override
-    public int readBytes (GatheringByteChannel gatheringByteChannel, int i) throws IOException {
+    public int readBytes (final GatheringByteChannel gatheringByteChannel, final int i) throws IOException {
         return buf.readBytes(gatheringByteChannel, i);
     }
 
     @Override
-    public CharSequence readCharSequence (int i, Charset charset) {
+    public CharSequence readCharSequence (final int i, final Charset charset) {
         return buf.readCharSequence(i, charset);
     }
 
     @Override
-    public int readBytes (FileChannel fileChannel, long l, int i) throws IOException {
+    public int readBytes (final FileChannel fileChannel, final long l, final int i) throws IOException {
         return buf.readBytes(fileChannel, l, i);
     }
 
     @Override
-    public ByteBuf skipBytes (int i) {
+    public ByteBuf skipBytes (final int i) {
         return buf.skipBytes(i);
     }
 
     @Override
-    public ByteBuf writeBoolean (boolean bl) {
+    public ByteBuf writeBoolean (final boolean bl) {
         return buf.writeBoolean(bl);
     }
 
     @Override
-    public ByteBuf writeByte (int i) {
+    public ByteBuf writeByte (final int i) {
         return buf.writeByte(i);
     }
 
     @Override
-    public ByteBuf writeShort (int i) {
+    public ByteBuf writeShort (final int i) {
         return buf.writeShort(i);
     }
 
     @Override
-    public ByteBuf writeShortLE (int i) {
+    public ByteBuf writeShortLE (final int i) {
         return buf.writeShortLE(i);
     }
 
     @Override
-    public ByteBuf writeMedium (int i) {
+    public ByteBuf writeMedium (final int i) {
         return buf.writeMedium(i);
     }
 
     @Override
-    public ByteBuf writeMediumLE (int i) {
+    public ByteBuf writeMediumLE (final int i) {
         return buf.writeMediumLE(i);
     }
 
     @Override
-    public ByteBuf writeInt (int i) {
+    public ByteBuf writeInt (final int i) {
         return buf.writeInt(i);
     }
 
     @Override
-    public ByteBuf writeIntLE (int i) {
+    public ByteBuf writeIntLE (final int i) {
         return buf.writeIntLE(i);
     }
 
     @Override
-    public ByteBuf writeLong (long l) {
+    public ByteBuf writeLong (final long l) {
         return buf.writeLong(l);
     }
 
     @Override
-    public ByteBuf writeLongLE (long l) {
+    public ByteBuf writeLongLE (final long l) {
         return buf.writeLongLE(l);
     }
 
     @Override
-    public ByteBuf writeChar (int i) {
+    public ByteBuf writeChar (final int i) {
         return buf.writeChar(i);
     }
 
     @Override
-    public ByteBuf writeFloat (float f) {
+    public ByteBuf writeFloat (final float f) {
         return buf.writeFloat(f);
     }
 
     @Override
-    public ByteBuf writeDouble (double d) {
+    public ByteBuf writeDouble (final double d) {
         return buf.writeDouble(d);
     }
 
     @Override
-    public ByteBuf writeBytes (ByteBuf byteBuf) {
+    public ByteBuf writeBytes (final ByteBuf byteBuf) {
         return buf.writeBytes(byteBuf);
     }
 
     @Override
-    public ByteBuf writeBytes (ByteBuf byteBuf, int i) {
+    public ByteBuf writeBytes (final ByteBuf byteBuf, final int i) {
         return buf.writeBytes(byteBuf, i);
     }
 
     @Override
-    public ByteBuf writeBytes (ByteBuf byteBuf, int i, int j) {
+    public ByteBuf writeBytes (final ByteBuf byteBuf, final int i, final int j) {
         return buf.writeBytes(byteBuf, i, j);
     }
 
     @Override
-    public ByteBuf writeBytes (byte[] bs) {
+    public ByteBuf writeBytes (final byte[] bs) {
         return buf.writeBytes(bs);
     }
 
     @Override
-    public ByteBuf writeBytes (byte[] bs, int i, int j) {
+    public ByteBuf writeBytes (final byte[] bs, final int i, final int j) {
         return buf.writeBytes(bs, i, j);
     }
 
     @Override
-    public ByteBuf writeBytes (ByteBuffer byteBuffer) {
+    public ByteBuf writeBytes (final ByteBuffer byteBuffer) {
         return buf.writeBytes(byteBuffer);
     }
 
     @Override
-    public int writeBytes (InputStream inputStream, int i) throws IOException {
+    public int writeBytes (final InputStream inputStream, final int i) throws IOException {
         return buf.writeBytes(inputStream, i);
     }
 
     @Override
-    public int writeBytes (ScatteringByteChannel scatteringByteChannel, int i) throws IOException {
+    public int writeBytes (final ScatteringByteChannel scatteringByteChannel, final int i) throws IOException {
         return buf.writeBytes(scatteringByteChannel, i);
     }
 
     @Override
-    public int writeBytes (FileChannel fileChannel, long l, int i) throws IOException {
+    public int writeBytes (final FileChannel fileChannel, final long l, final int i) throws IOException {
         return buf.writeBytes(fileChannel, l, i);
     }
 
     @Override
-    public ByteBuf writeZero (int i) {
+    public ByteBuf writeZero (final int i) {
         return buf.writeZero(i);
     }
 
     @Override
-    public int writeCharSequence (CharSequence charSequence, Charset charset) {
+    public int writeCharSequence (final CharSequence charSequence, final Charset charset) {
         return buf.writeCharSequence(charSequence, charset);
     }
 
     @Override
-    public int indexOf (int i, int j, byte b) {
+    public int indexOf (final int i, final int j, final byte b) {
         return buf.indexOf(i, j, b);
     }
 
     @Override
-    public int bytesBefore (byte b) {
+    public int bytesBefore (final byte b) {
         return buf.bytesBefore(b);
     }
 
     @Override
-    public int bytesBefore (int i, byte b) {
+    public int bytesBefore (final int i, final byte b) {
         return buf.bytesBefore(i, b);
     }
 
     @Override
-    public int bytesBefore (int i, int j, byte b) {
+    public int bytesBefore (final int i, final int j, final byte b) {
         return buf.bytesBefore(i, j, b);
     }
 
     @Override
-    public int forEachByte (ByteProcessor byteProcessor) {
+    public int forEachByte (final ByteProcessor byteProcessor) {
         return buf.forEachByte(byteProcessor);
     }
 
     @Override
-    public int forEachByte (int i, int j, ByteProcessor byteProcessor) {
+    public int forEachByte (final int i, final int j, final ByteProcessor byteProcessor) {
         return buf.forEachByte(i, j, byteProcessor);
     }
 
     @Override
-    public int forEachByteDesc (ByteProcessor byteProcessor) {
+    public int forEachByteDesc (final ByteProcessor byteProcessor) {
         return buf.forEachByteDesc(byteProcessor);
     }
 
     @Override
-    public int forEachByteDesc (int i, int j, ByteProcessor byteProcessor) {
+    public int forEachByteDesc (final int i, final int j, final ByteProcessor byteProcessor) {
         return buf.forEachByteDesc(i, j, byteProcessor);
     }
 
@@ -884,7 +884,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf copy (int i, int j) {
+    public ByteBuf copy (final int i, final int j) {
         return buf.copy(i, j);
     }
 
@@ -899,12 +899,12 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf slice (int i, int j) {
+    public ByteBuf slice (final int i, final int j) {
         return buf.slice(i, j);
     }
 
     @Override
-    public ByteBuf retainedSlice (int i, int j) {
+    public ByteBuf retainedSlice (final int i, final int j) {
         return buf.retainedSlice(i, j);
     }
 
@@ -929,12 +929,12 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuffer nioBuffer (int i, int j) {
+    public ByteBuffer nioBuffer (final int i, final int j) {
         return buf.nioBuffer(i, j);
     }
 
     @Override
-    public ByteBuffer internalNioBuffer (int i, int j) {
+    public ByteBuffer internalNioBuffer (final int i, final int j) {
         return buf.internalNioBuffer(i, j);
     }
 
@@ -944,7 +944,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuffer[] nioBuffers (int i, int j) {
+    public ByteBuffer[] nioBuffers (final int i, final int j) {
         return buf.nioBuffers(i, j);
     }
 
@@ -974,12 +974,12 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public String toString (Charset charset) {
+    public String toString (final Charset charset) {
         return buf.toString(charset);
     }
 
     @Override
-    public String toString (int i, int j, Charset charset) {
+    public String toString (final int i, final int j, final Charset charset) {
         return buf.toString(i, j, charset);
     }
 
@@ -996,7 +996,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public int compareTo (ByteBuf byteBuf) {
+    public int compareTo (final ByteBuf byteBuf) {
         return buf.compareTo(byteBuf);
     }
 
@@ -1006,7 +1006,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf retain (int i) {
+    public ByteBuf retain (final int i) {
         return buf.retain(i);
     }
 
@@ -1021,7 +1021,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public ByteBuf touch (Object object) {
+    public ByteBuf touch (final Object object) {
         return buf.touch(object);
     }
 
@@ -1036,7 +1036,7 @@ public class FriendlyByteBuf extends ByteBuf {
     }
 
     @Override
-    public boolean release (int i) {
+    public boolean release (final int i) {
         return buf.release(i);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/HTMLUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/HTMLUtilities.java
index 6c4e9f18..a55c9f58 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/HTMLUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/HTMLUtilities.java
@@ -10,9 +10,9 @@ public class HTMLUtilities {
     private static final String CODE_COLOR = "§2";
     private static final String DEFAULT_COLOR = "§a";
 
-    public static String toFormattingCodes (String html) {
-        Matcher matcher = HTML_TAG_PATTERN.matcher(html);
-        StringBuilder raw = new StringBuilder();
+    public static String toFormattingCodes (final String html) {
+        final Matcher matcher = HTML_TAG_PATTERN.matcher(html);
+        final StringBuilder raw = new StringBuilder();
 
         boolean bold = false, italic = false, underline = false, code = false;
 
@@ -22,7 +22,7 @@ public class HTMLUtilities {
         while (matcher.find()) {
             matcher.appendReplacement(raw, "");
 
-            boolean endTag = matcher.group(1) != null;
+            final boolean endTag = matcher.group(1) != null;
             String tagName = matcher.group(2);
             if (tagName == null) {
                 // we're in a comment or newline
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/HttpUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/HttpUtilities.java
index 34b57ff6..b07c423a 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/HttpUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/HttpUtilities.java
@@ -18,20 +18,20 @@ import java.security.SecureRandom;
 public class HttpUtilities {
     // ig duplicate codes yup real
 
-    public static String getRequest (URL url) throws NoSuchAlgorithmException, KeyManagementException, IOException {
-        SSLContext ctx = SSLContext.getInstance("TLS");
+    public static String getRequest (final URL url) throws NoSuchAlgorithmException, KeyManagementException, IOException {
+        final SSLContext ctx = SSLContext.getInstance("TLS");
         ctx.init(new KeyManager[0], new TrustManager[] { new DownloadUtilities.DefaultTrustManager() }, new SecureRandom());
         SSLContext.setDefault(ctx);
 
-        URLConnection conn = url.openConnection();
+        final URLConnection conn = url.openConnection();
         conn.setConnectTimeout(5000);
         conn.setReadTimeout(10000);
         // https://www.whatismybrowser.com/guides/the-latest-user-agent/windows
         conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36");
 
-        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+        final BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
         String inputLine;
-        StringBuilder content = new StringBuilder();
+        final StringBuilder content = new StringBuilder();
         while ((inputLine = in.readLine()) != null) {
             content.append(inputLine);
         }
@@ -40,12 +40,12 @@ public class HttpUtilities {
         return content.toString();
     }
 
-    public static String postRequest (URL url, String contentType, String requestBody) throws Exception {
-        SSLContext ctx = SSLContext.getInstance("TLS");
+    public static String postRequest (final URL url, final String contentType, final String requestBody) throws Exception {
+        final SSLContext ctx = SSLContext.getInstance("TLS");
         ctx.init(new KeyManager[0], new TrustManager[] { new DownloadUtilities.DefaultTrustManager() }, new SecureRandom());
         SSLContext.setDefault(ctx);
 
-        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+        final HttpURLConnection conn = (HttpURLConnection) url.openConnection();
         conn.setRequestMethod("POST");
         conn.setDoOutput(true);
         conn.setRequestProperty("Content-Type", contentType);
@@ -55,13 +55,13 @@ public class HttpUtilities {
         // https://www.whatismybrowser.com/guides/the-latest-user-agent/windows
         conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36");
 
-        OutputStream os = conn.getOutputStream();
+        final OutputStream os = conn.getOutputStream();
         os.write(requestBody.getBytes());
         os.flush();
 
-        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+        final BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
         String inputLine;
-        StringBuilder content = new StringBuilder();
+        final StringBuilder content = new StringBuilder();
         while ((inputLine = in.readLine()) != null) {
             content.append(inputLine);
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/IllegalCharactersUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/IllegalCharactersUtilities.java
index e8ae95af..4fbcba9b 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/IllegalCharactersUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/IllegalCharactersUtilities.java
@@ -1,10 +1,10 @@
 package me.chayapak1.chomens_bot.util;
 
 public class IllegalCharactersUtilities {
-    public static String stripIllegalCharacters (String string) {
+    public static String stripIllegalCharacters (final String string) {
         final StringBuilder replaced = new StringBuilder();
 
-        for (char character : string.toCharArray()) {
+        for (final char character : string.toCharArray()) {
             // ripped STRAIGHT from minecraft code
             if (character == 167 || character < ' ' || character == 127) continue;
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/LevenshteinUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/LevenshteinUtilities.java
index 2958472f..4b3da902 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/LevenshteinUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/LevenshteinUtilities.java
@@ -10,29 +10,29 @@ import java.util.Map;
 // stolen from https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/utils/Utils.java#L253
 // and https://github.com/MeteorDevelopment/meteor-client/blob/master/src/main/java/meteordevelopment/meteorclient/systems/modules/Modules.java#L170
 public class LevenshteinUtilities {
-    public static List<String> searchTitles (String text, Collection<String> texts) {
+    public static List<String> searchTitles (final String text, final Collection<String> texts) {
         final Map<String, Integer> output = new ValueComparableMap<>(Ordering.natural());
 
-        for (String eachText : texts) {
-            int score = searchLevenshteinDefault(text, eachText, false);
+        for (final String eachText : texts) {
+            final int score = searchLevenshteinDefault(text, eachText, false);
             output.put(eachText, output.getOrDefault(eachText, 0) + score);
         }
 
         return output.keySet().stream().toList();
     }
 
-    public static int searchLevenshteinDefault (String text, String filter, boolean caseSensitive) {
+    public static int searchLevenshteinDefault (final String text, final String filter, final boolean caseSensitive) {
         return levenshteinDistance(caseSensitive ? filter : filter.toLowerCase(), caseSensitive ? text : text.toLowerCase(), 1, 8, 8);
     }
 
-    public static int searchInWords (String text, String filter) {
+    public static int searchInWords (String text, final String filter) {
         if (filter.isEmpty()) return 1;
 
         int wordsFound = 0;
         text = text.toLowerCase();
-        String[] words = filter.toLowerCase().split(" ");
+        final String[] words = filter.toLowerCase().split(" ");
 
-        for (String word : words) {
+        for (final String word : words) {
             if (!text.contains(word)) return 0;
             wordsFound += StringUtils.countMatches(text, word);
         }
@@ -40,15 +40,15 @@ public class LevenshteinUtilities {
         return wordsFound;
     }
 
-    public static int levenshteinDistance (String from, String to, int insCost, int subCost, int delCost) {
-        int textLength = from.length();
-        int filterLength = to.length();
+    public static int levenshteinDistance (final String from, final String to, final int insCost, final int subCost, final int delCost) {
+        final int textLength = from.length();
+        final int filterLength = to.length();
 
         if (textLength == 0) return filterLength * insCost;
         if (filterLength == 0) return textLength * delCost;
 
         // Populate matrix
-        int[][] d = new int[textLength + 1][filterLength + 1];
+        final int[][] d = new int[textLength + 1][filterLength + 1];
 
         for (int i = 0; i <= textLength; i++) {
             d[i][0] = i * delCost;
@@ -61,9 +61,9 @@ public class LevenshteinUtilities {
         // Find best route
         for (int i = 1; i <= textLength; i++) {
             for (int j = 1; j <= filterLength; j++) {
-                int sCost = d[i - 1][j - 1] + (from.charAt(i - 1) == to.charAt(j - 1) ? 0 : subCost);
-                int dCost = d[i - 1][j] + delCost;
-                int iCost = d[i][j - 1] + insCost;
+                final int sCost = d[i - 1][j - 1] + (from.charAt(i - 1) == to.charAt(j - 1) ? 0 : subCost);
+                final int dCost = d[i - 1][j] + delCost;
+                final int iCost = d[i][j - 1] + insCost;
                 d[i][j] = Math.min(Math.min(dCost, iCost), sCost);
             }
         }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/LoggerUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/LoggerUtilities.java
index 7f553760..bdcb6f67 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/LoggerUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/LoggerUtilities.java
@@ -12,10 +12,10 @@ import java.time.format.DateTimeFormatter;
 public class LoggerUtilities {
     private static final DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("dd/MM/yyyy HH:mm:ss");
 
-    private static Component getPrefix (Bot bot, Component prefix, Component message) {
+    private static Component getPrefix (final Bot bot, final Component prefix, final Component message) {
         final LocalDateTime dateTime = LocalDateTime.now();
 
-        Component component;
+        final Component component;
         if (bot != null) {
             component = Component.translatable(
                     "[%s %s] [%s] [%s] %s",
@@ -38,19 +38,19 @@ public class LoggerUtilities {
         return component;
     }
 
-    public static void log (String message) { log(LogType.INFO, null, Component.text(message), true, true); }
+    public static void log (final String message) { log(LogType.INFO, null, Component.text(message), true, true); }
 
-    public static void log (Component message) { log(LogType.INFO, null, message, true, true); }
+    public static void log (final Component message) { log(LogType.INFO, null, message, true, true); }
 
-    public static void log (LogType type, String message) { log(type, null, Component.text(message), true, true); }
+    public static void log (final LogType type, final String message) { log(type, null, Component.text(message), true, true); }
 
-    public static void log (LogType type, Component message) { log(type, null, message, true, true); }
+    public static void log (final LogType type, final Component message) { log(type, null, message, true, true); }
 
-    public static void log (Bot bot, Component message) { log(LogType.INFO, bot, message, true, true); }
+    public static void log (final Bot bot, final Component message) { log(LogType.INFO, bot, message, true, true); }
 
-    public static void log (Bot bot, String message) { log(LogType.INFO, bot, Component.text(message), true, true); }
+    public static void log (final Bot bot, final String message) { log(LogType.INFO, bot, Component.text(message), true, true); }
 
-    public static void log (LogType type, Bot bot, Component message, boolean logToFile, boolean logToConsole) {
+    public static void log (final LogType type, final Bot bot, final Component message, final boolean logToFile, final boolean logToConsole) {
         final Component component = getPrefix(bot, type.component, message);
 
         if (logToConsole) print(ComponentUtilities.stringifyAnsi(component));
@@ -67,13 +67,13 @@ public class LoggerUtilities {
         }
     }
 
-    public static void error (String message) { log(LogType.ERROR, message); }
+    public static void error (final String message) { log(LogType.ERROR, message); }
 
-    public static void error (Component message) { log(LogType.ERROR, message); }
+    public static void error (final Component message) { log(LogType.ERROR, message); }
 
-    public static void error (Throwable throwable) { log(LogType.ERROR, ExceptionUtilities.getStacktrace(throwable)); }
+    public static void error (final Throwable throwable) { log(LogType.ERROR, ExceptionUtilities.getStacktrace(throwable)); }
 
-    private static void print (String message) {
+    private static void print (final String message) {
         if (Main.console == null) System.out.println(message);
         else Main.console.reader.printAbove(message);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/MathUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/MathUtilities.java
index 19124b72..d03d6307 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/MathUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/MathUtilities.java
@@ -1,21 +1,21 @@
 package me.chayapak1.chomens_bot.util;
 
 public class MathUtilities {
-    public static int between (int min, int max) {
+    public static int between (final int min, final int max) {
         return (int) Math.floor(
                 Math.random() * (max - min) + min
         );
     }
 
-    public static int clamp (int value, int min, int max) {
+    public static int clamp (final int value, final int min, final int max) {
         return Math.max(Math.min(value, max), min);
     }
 
-    public static float clamp (float value, float min, float max) {
+    public static float clamp (final float value, final float min, final float max) {
         return Math.max(Math.min(value, max), min);
     }
 
-    public static double clamp (double value, double min, double max) {
+    public static double clamp (final double value, final double min, final double max) {
         return Math.max(Math.min(value, max), min);
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/PathUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/PathUtilities.java
index c61a8b5e..5c1d3303 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/PathUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/PathUtilities.java
@@ -4,12 +4,12 @@ import java.nio.file.Path;
 import java.util.List;
 
 public class PathUtilities {
-    public static void sort (List<Path> paths) {
+    public static void sort (final List<Path> paths) {
         paths.sort((p1, p2) -> {
             final String s1 = p1.getFileName().toString();
             final String s2 = p2.getFileName().toString();
 
-            int result = s1.compareToIgnoreCase(s2);
+            final int result = s1.compareToIgnoreCase(s2);
             if (result == 0) {
                 return s2.compareTo(s1);
             }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/RandomStringUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/RandomStringUtilities.java
index 38c20c8c..44ef6c80 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/RandomStringUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/RandomStringUtilities.java
@@ -26,7 +26,7 @@ public class RandomStringUtilities {
 
     private static final SecureRandom random = new SecureRandom();
 
-    public static String generate (int length) {
+    public static String generate (final int length) {
         buf = new char[length];
 
         return nextString();
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/StringUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/StringUtilities.java
index 3800e139..d1cd06a1 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/StringUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/StringUtilities.java
@@ -1,7 +1,5 @@
 package me.chayapak1.chomens_bot.util;
 
-import io.netty.buffer.ByteBufUtil;
-
 import java.nio.ByteBuffer;
 import java.nio.CharBuffer;
 import java.nio.charset.Charset;
@@ -12,7 +10,7 @@ import java.util.Arrays;
 import java.util.Map;
 
 public class StringUtilities {
-    public static String removeNamespace (String command) {
+    public static String removeNamespace (final String command) {
         final StringBuilder removedCommand = new StringBuilder(command);
 
         final String[] splitSpace = command.split("\\s+"); // [minecraft:test, arg1, arg2, ...]
@@ -31,26 +29,20 @@ public class StringUtilities {
         return removedCommand.toString();
     }
 
-    public static String substringUtfLimit (String string, int limit) {
-        final int max = ByteBufUtil.utf8MaxBytes(limit);
-        final byte[] bytes = string.getBytes(StandardCharsets.UTF_8);
-        return new String(Arrays.copyOfRange(bytes, 0, max), StandardCharsets.UTF_8);
-    }
-
     // https://stackoverflow.com/a/35148974/18518424
-    public static String truncateToFitUtf8ByteLength (String s, int maxBytes) {
+    public static String truncateToFitUtf8ByteLength (final String s, final int maxBytes) {
         if (s == null) {
             return null;
         }
-        Charset charset = StandardCharsets.UTF_8;
-        CharsetDecoder decoder = charset.newDecoder();
-        byte[] sba = s.getBytes(charset);
+        final Charset charset = StandardCharsets.UTF_8;
+        final CharsetDecoder decoder = charset.newDecoder();
+        final byte[] sba = s.getBytes(charset);
         if (sba.length <= maxBytes) {
             return s;
         }
         // Ensure truncation by having byte buffer = maxBytes
-        ByteBuffer bb = ByteBuffer.wrap(sba, 0, maxBytes);
-        CharBuffer cb = CharBuffer.allocate(maxBytes);
+        final ByteBuffer bb = ByteBuffer.wrap(sba, 0, maxBytes);
+        final CharBuffer cb = CharBuffer.allocate(maxBytes);
         // Ignore an incomplete character
         decoder.onMalformedInput(CodingErrorAction.IGNORE);
         decoder.decode(bb, cb, true);
@@ -59,7 +51,7 @@ public class StringUtilities {
     }
 
     // https://stackoverflow.com/a/25379180/18518424
-    public static boolean containsIgnoreCase (String src, String what) {
+    public static boolean containsIgnoreCase (final String src, final String what) {
         final int length = what.length();
         if (length == 0)
             return true; // Empty string is contained
@@ -80,17 +72,17 @@ public class StringUtilities {
         return false;
     }
 
-    public static String addPlural (long amount, String unit) {
+    public static String addPlural (final long amount, final String unit) {
         return amount > 1 ? unit + "s" : unit;
     }
 
-    public static boolean isNotNullAndNotBlank (String text) {
+    public static boolean isNotNullAndNotBlank (final String text) {
         return text != null && !text.isBlank();
     }
 
-    public static String replaceAllWithMap (String input, Map<String, String> replacements) {
+    public static String replaceAllWithMap (final String input, final Map<String, String> replacements) {
         String result = input;
-        for (Map.Entry<String, String> entry : replacements.entrySet()) {
+        for (final Map.Entry<String, String> entry : replacements.entrySet()) {
             result = result.replaceAll(entry.getKey(), entry.getValue());
         }
         return result;
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/TimestampUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/TimestampUtilities.java
index 3823e92b..d49480d5 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/TimestampUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/TimestampUtilities.java
@@ -7,7 +7,7 @@ public class TimestampUtilities {
     // totallynotskidded™ from SongPlayer (modified a bit)
     public static final Pattern TIMESTAMP_PATTERN = Pattern.compile("(?:(\\d+):)?(\\d+):(\\d+)");
 
-    public static long parseTimestamp (String timestamp) {
+    public static long parseTimestamp (final String timestamp) {
         final Matcher matcher = TIMESTAMP_PATTERN.matcher(timestamp);
 
         if (!matcher.matches()) return -1;
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java b/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
index 84bfcb30..9387003d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/UUIDUtilities.java
@@ -8,19 +8,19 @@ import java.util.UUID;
 
 // Author: _ChipMC_ for int array and selector stuff
 public class UUIDUtilities {
-    public static UUID getOfflineUUID (String username) {
+    public static UUID getOfflineUUID (final String username) {
         return UUID.nameUUIDFromBytes(("OfflinePlayer:" + username).getBytes());
     }
 
-    public static UUID tryParse (String input) {
+    public static UUID tryParse (final String input) {
         try {
             return UUID.fromString(input);
-        } catch (IllegalArgumentException e) {
+        } catch (final IllegalArgumentException e) {
             return null;
         }
     }
 
-    public static int[] intArray (UUID uuid) {
+    public static int[] intArray (final UUID uuid) {
         final ByteBuffer buffer = ByteBuffer.wrap(new byte[16]);
         buffer.putLong(0, uuid.getMostSignificantBits());
         buffer.putLong(8, uuid.getLeastSignificantBits());
@@ -31,7 +31,7 @@ public class UUIDUtilities {
         return intArray;
     }
 
-    public static NbtMap tag (UUID uuid) {
+    public static NbtMap tag (final UUID uuid) {
         final NbtMapBuilder builder = NbtMap.builder();
 
         builder.putIntArray("", intArray(uuid));
@@ -39,8 +39,8 @@ public class UUIDUtilities {
         return builder.build();
     }
 
-    public static String snbt (UUID uuid) {
-        int[] array = intArray(uuid);
+    public static String snbt (final UUID uuid) {
+        final int[] array = intArray(uuid);
         return String.format(
                 "[I;%d,%d,%d,%d]",
                 array[0],
@@ -50,11 +50,11 @@ public class UUIDUtilities {
         );
     }
 
-    public static String selector (UUID uuid) { return selector(uuid, true); }
+    public static String selector (final UUID uuid) { return selector(uuid, true); }
 
-    public static String selector (UUID uuid, boolean end) { return "@p[nbt={UUID:" + snbt(uuid) + "}" + (end ? "]" : ""); }
+    public static String selector (final UUID uuid, final boolean end) { return "@p[nbt={UUID:" + snbt(uuid) + "}" + (end ? "]" : ""); }
 
-    public static String exclusiveSelector (UUID uuid) { return exclusiveSelector(uuid, true); }
+    public static String exclusiveSelector (final UUID uuid) { return exclusiveSelector(uuid, true); }
 
-    public static String exclusiveSelector (UUID uuid, boolean end) { return "@a[nbt=!{UUID:" + snbt(uuid) + "}" + (end ? "]" : ""); }
+    public static String exclusiveSelector (final UUID uuid, final boolean end) { return "@a[nbt=!{UUID:" + snbt(uuid) + "}" + (end ? "]" : ""); }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/util/ValueComparableMap.java b/src/main/java/me/chayapak1/chomens_bot/util/ValueComparableMap.java
index f1ef52a8..2d5e0a11 100644
--- a/src/main/java/me/chayapak1/chomens_bot/util/ValueComparableMap.java
+++ b/src/main/java/me/chayapak1/chomens_bot/util/ValueComparableMap.java
@@ -16,25 +16,25 @@ public class ValueComparableMap <K extends Comparable<K>, V> extends TreeMap<K,
         this(partialValueOrdering, new HashMap<>());
     }
 
-    private ValueComparableMap (Ordering<? super V> partialValueOrdering, HashMap<K, V> valueMap) {
+    private ValueComparableMap (final Ordering<? super V> partialValueOrdering, final HashMap<K, V> valueMap) {
         super(partialValueOrdering.onResultOf(valueMap::get).compound(Comparator.naturalOrder()));
         this.valueMap = valueMap;
     }
 
     @Override
-    public V put (K k, V v) {
+    public V put (final K k, final V v) {
         if (valueMap.containsKey(k)) remove(k);
         valueMap.put(k, v);
         return super.put(k, v);
     }
 
     @Override
-    public boolean containsKey (Object key) {
+    public boolean containsKey (final Object key) {
         return valueMap.containsKey(key);
     }
 
     @Override
-    public V getOrDefault (Object key, V defaultValue) {
+    public V getOrDefault (final Object key, final V defaultValue) {
         return containsKey(key) ? get(key) : defaultValue;
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/InitializationData.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/InitializationData.java
index 27e72ab9..566dc0e3 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/InitializationData.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/InitializationData.java
@@ -16,7 +16,7 @@ public class InitializationData {
     public final boolean groupsEnabled;
     public final boolean allowRecording;
 
-    public InitializationData (SecretPacket secretPacket) {
+    public InitializationData (final SecretPacket secretPacket) {
         this.serverPort = secretPacket.serverPort;
         this.playerUUID = secretPacket.playerUUID;
         this.secret = secretPacket.secret;
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/NetworkMessage.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/NetworkMessage.java
index f0325748..f83fd833 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/NetworkMessage.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/NetworkMessage.java
@@ -26,12 +26,12 @@ public class NetworkMessage {
     public Packet<? extends Packet<?>> packet;
     public SocketAddress address;
 
-    public NetworkMessage (Packet<?> packet) {
+    public NetworkMessage (final Packet<?> packet) {
         this(System.currentTimeMillis());
         this.packet = packet;
     }
 
-    private NetworkMessage (long timestamp) {
+    private NetworkMessage (final long timestamp) {
         this.timestamp = timestamp;
     }
 
@@ -51,7 +51,7 @@ public class NetworkMessage {
         packetRegistry.put((byte) 0xA, ConnectionAckPacket.class);
     }
 
-    public static NetworkMessage readPacket (RawUdpPacket packet, InitializationData initializationData) throws IllegalAccessException, InstantiationException, InvocationTargetException, NoSuchMethodException {
+    public static NetworkMessage readPacket (final RawUdpPacket packet, final InitializationData initializationData) throws IllegalAccessException, InstantiationException, InvocationTargetException, NoSuchMethodException {
         if (packet == null) return null;
 
         final byte[] data = packet.data();
@@ -62,30 +62,30 @@ public class NetworkMessage {
         return readFromBytes(packet.socketAddress(), initializationData.secret, b.readByteArray(), System.currentTimeMillis());
     }
 
-    private static NetworkMessage readFromBytes (SocketAddress socketAddress, UUID secret, byte[] encryptedPayload, long timestamp) throws InstantiationException, IllegalAccessException, NoSuchMethodException, InvocationTargetException {
-        byte[] decrypt;
+    private static NetworkMessage readFromBytes (final SocketAddress socketAddress, final UUID secret, final byte[] encryptedPayload, final long timestamp) throws InstantiationException, IllegalAccessException, NoSuchMethodException, InvocationTargetException {
+        final byte[] decrypt;
         try {
             decrypt = AESUtilities.decrypt(secret, encryptedPayload);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             LoggerUtilities.error(e);
             return null;
         }
 
-        FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.wrappedBuffer(decrypt));
-        byte packetType = buffer.readByte();
+        final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.wrappedBuffer(decrypt));
+        final byte packetType = buffer.readByte();
         final Class<? extends Packet<?>> packetClass = packetRegistry.get(packetType);
         if (packetClass == null) return null;
-        Packet<?> p = packetClass.getDeclaredConstructor().newInstance();
+        final Packet<?> p = packetClass.getDeclaredConstructor().newInstance();
 
-        NetworkMessage message = new NetworkMessage(timestamp);
+        final NetworkMessage message = new NetworkMessage(timestamp);
         message.address = socketAddress;
         message.packet = p.fromBytes(buffer);
 
         return message;
     }
 
-    private static byte getPacketType (Packet<? extends Packet<?>> packet) {
-        for (Map.Entry<Byte, Class<? extends Packet<?>>> entry : packetRegistry.entrySet()) {
+    private static byte getPacketType (final Packet<? extends Packet<?>> packet) {
+        for (final Map.Entry<Byte, Class<? extends Packet<?>>> entry : packetRegistry.entrySet()) {
             if (packet.getClass().equals(entry.getValue())) {
                 return entry.getKey();
             }
@@ -93,22 +93,22 @@ public class NetworkMessage {
         return -1;
     }
 
-    public byte[] writeClient (InitializationData data) throws InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, NoSuchAlgorithmException, BadPaddingException, InvalidKeyException {
-        byte[] payload = write(data.secret);
-        FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer(1 + 16 + payload.length));
+    public byte[] writeClient (final InitializationData data) throws InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, NoSuchAlgorithmException, BadPaddingException, InvalidKeyException {
+        final byte[] payload = write(data.secret);
+        final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer(1 + 16 + payload.length));
         buffer.writeByte(MAGIC_BYTE);
         buffer.writeUUID(data.playerUUID);
         buffer.writeByteArray(payload);
 
-        byte[] bytes = new byte[buffer.readableBytes()];
+        final byte[] bytes = new byte[buffer.readableBytes()];
         buffer.readBytes(bytes);
         return bytes;
     }
 
-    public byte[] write (UUID secret) throws InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, NoSuchAlgorithmException, BadPaddingException, InvalidKeyException {
-        FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer());
+    public byte[] write (final UUID secret) throws InvalidAlgorithmParameterException, NoSuchPaddingException, IllegalBlockSizeException, NoSuchAlgorithmException, BadPaddingException, InvalidKeyException {
+        final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer());
 
-        byte type = getPacketType(packet);
+        final byte type = getPacketType(packet);
         if (type < 0) {
             throw new IllegalArgumentException("Packet type not found");
         }
@@ -116,7 +116,7 @@ public class NetworkMessage {
         buffer.writeByte(type);
         packet.toBytes(buffer);
 
-        byte[] bytes = new byte[buffer.readableBytes()];
+        final byte[] bytes = new byte[buffer.readableBytes()];
         buffer.readBytes(bytes);
         return AESUtilities.encrypt(secret, bytes);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/JoinGroupPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/JoinGroupPacket.java
index 7f426604..ebd38bdd 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/JoinGroupPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/JoinGroupPacket.java
@@ -11,13 +11,13 @@ public class JoinGroupPacket implements Packet<JoinGroupPacket> {
 
     public JoinGroupPacket () { }
 
-    public JoinGroupPacket (UUID group, String password) {
+    public JoinGroupPacket (final UUID group, final String password) {
         this.group = group;
         this.password = password;
     }
 
     @Override
-    public JoinGroupPacket fromBytes (FriendlyByteBuf buf) {
+    public JoinGroupPacket fromBytes (final FriendlyByteBuf buf) {
         group = buf.readUUID();
         if (buf.readBoolean()) {
             password = buf.readUtf(512);
@@ -26,7 +26,7 @@ public class JoinGroupPacket implements Packet<JoinGroupPacket> {
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeUUID(group);
         buf.writeBoolean(password != null);
         if (password != null) {
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/SecretPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/SecretPacket.java
index 07aeca24..82e574fb 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/SecretPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/customPayload/SecretPacket.java
@@ -19,7 +19,7 @@ public class SecretPacket implements Packet<SecretPacket> {
     public boolean allowRecording;
 
     @Override
-    public SecretPacket fromBytes (FriendlyByteBuf buf) {
+    public SecretPacket fromBytes (final FriendlyByteBuf buf) {
         secret = buf.readUUID();
         serverPort = buf.readInt();
         playerUUID = buf.readUUID();
@@ -34,7 +34,7 @@ public class SecretPacket implements Packet<SecretPacket> {
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeUUID(secret);
         buf.writeInt(serverPort);
         buf.writeUUID(playerUUID);
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusDecoder.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusDecoder.java
index ce3aefc5..b4a7156d 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusDecoder.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusDecoder.java
@@ -10,7 +10,7 @@ public class JavaOpusDecoder {
     protected final int frameSize;
     protected final int maxPayloadSize;
 
-    public JavaOpusDecoder (int sampleRate, int frameSize, int maxPayloadSize) {
+    public JavaOpusDecoder (final int sampleRate, final int frameSize, final int maxPayloadSize) {
         this.sampleRate = sampleRate;
         this.frameSize = frameSize;
         this.maxPayloadSize = maxPayloadSize;
@@ -24,16 +24,16 @@ public class JavaOpusDecoder {
         }
         try {
             opusDecoder = new OpusDecoder(sampleRate, 1);
-        } catch (OpusException e) {
+        } catch (final OpusException e) {
             throw new IllegalStateException("Opus decoder error " + e.getMessage());
         }
     }
 
-    public short[] decode (byte[] data) {
+    public short[] decode (final byte[] data) {
         if (isClosed()) {
             throw new IllegalStateException("Decoder is closed");
         }
-        int result;
+        final int result;
 
         try {
             if (data == null || data.length == 0) {
@@ -41,11 +41,11 @@ public class JavaOpusDecoder {
             } else {
                 result = opusDecoder.decode(data, 0, data.length, buffer, 0, frameSize, false);
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new RuntimeException("Failed to decode audio data: " + e.getMessage());
         }
 
-        short[] audio = new short[result];
+        final short[] audio = new short[result];
         System.arraycopy(buffer, 0, audio, 0, result);
         return audio;
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder.java
index 0767e6d7..0a529fd7 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder.java
@@ -10,7 +10,7 @@ public class JavaOpusEncoder {
     public final int frameSize;
     public final de.maxhenkel.opus4j.OpusEncoder.Application application;
 
-    public JavaOpusEncoder (int sampleRate, int frameSize, int maxPayloadSize, de.maxhenkel.opus4j.OpusEncoder.Application application) {
+    public JavaOpusEncoder (final int sampleRate, final int frameSize, final int maxPayloadSize, final de.maxhenkel.opus4j.OpusEncoder.Application application) {
         this.sampleRate = sampleRate;
         this.frameSize = frameSize;
         this.application = application;
@@ -24,20 +24,20 @@ public class JavaOpusEncoder {
         }
         try {
             opusEncoder = new OpusEncoder(sampleRate, 1, getApplication(application));
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new IllegalStateException("Failed to create Opus encoder", e);
         }
     }
 
-    public byte[] encode (short[] rawAudio) {
+    public byte[] encode (final short[] rawAudio) {
         if (isClosed()) {
             throw new IllegalStateException("Encoder is closed");
         }
 
-        int result;
+        final int result;
         try {
             result = opusEncoder.encode(rawAudio, 0, frameSize, buffer, 0, buffer.length);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new RuntimeException("Failed to encode audio", e);
         }
 
@@ -45,7 +45,7 @@ public class JavaOpusEncoder {
             throw new RuntimeException("Failed to encode audio data");
         }
 
-        byte[] audio = new byte[result];
+        final byte[] audio = new byte[result];
         System.arraycopy(buffer, 0, audio, 0, result);
         return audio;
     }
@@ -68,7 +68,7 @@ public class JavaOpusEncoder {
         opusEncoder = null;
     }
 
-    public static OpusApplication getApplication (de.maxhenkel.opus4j.OpusEncoder.Application application) {
+    public static OpusApplication getApplication (final de.maxhenkel.opus4j.OpusEncoder.Application application) {
         return switch (application) {
             case AUDIO -> OpusApplication.OPUS_APPLICATION_AUDIO;
             case LOW_DELAY -> OpusApplication.OPUS_APPLICATION_RESTRICTED_LOWDELAY;
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder2.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder2.java
index 391fa792..214dc5cd 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder2.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/JavaOpusEncoder2.java
@@ -11,7 +11,7 @@ public class JavaOpusEncoder2 {
     public final int maxPayloadSize;
     public final OpusApplication application;
 
-    public JavaOpusEncoder2 (int sampleRate, int frameSize, int maxPayloadSize, OpusApplication application) {
+    public JavaOpusEncoder2 (final int sampleRate, final int frameSize, final int maxPayloadSize, final OpusApplication application) {
         this.sampleRate = sampleRate;
         this.frameSize = frameSize;
         this.maxPayloadSize = maxPayloadSize;
@@ -26,20 +26,20 @@ public class JavaOpusEncoder2 {
         }
         try {
             opusEncoder = new OpusEncoder(sampleRate, 1, application);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new IllegalStateException("Opus encoder error " + e.getMessage());
         }
     }
 
-    public byte[] encode (short[] rawAudio) {
+    public byte[] encode (final short[] rawAudio) {
         if (isClosed()) {
             throw new IllegalStateException("Encoder is closed");
         }
 
-        int result;
+        final int result;
         try {
             result = opusEncoder.encode(rawAudio, 0, frameSize, buffer, 0, buffer.length);
-        } catch (Exception e) {
+        } catch (final Exception e) {
             throw new RuntimeException("Failed to encode audio data: " + e.getMessage());
         }
 
@@ -47,7 +47,7 @@ public class JavaOpusEncoder2 {
             throw new RuntimeException("Failed to encode audio data");
         }
 
-        byte[] audio = new byte[result];
+        final byte[] audio = new byte[result];
         System.arraycopy(buffer, 0, audio, 0, result);
         return audio;
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/OpusManager.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/OpusManager.java
index f4c7a658..ee841391 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/OpusManager.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/mic/OpusManager.java
@@ -6,17 +6,17 @@ public class OpusManager {
     public static final int SAMPLE_RATE = 48000;
     public static final int FRAME_SIZE = (SAMPLE_RATE / 1000) * 20;
 
-    public static JavaOpusEncoder2 createEncoder (int sampleRate, int frameSize, int maxPayloadSize, OpusApplication application) {
+    public static JavaOpusEncoder2 createEncoder (final int sampleRate, final int frameSize, final int maxPayloadSize, final OpusApplication application) {
         return new JavaOpusEncoder2(sampleRate, frameSize, maxPayloadSize, application);
     }
 
     public static JavaOpusEncoder2 createEncoder () {
-        OpusApplication application = OpusApplication.OPUS_APPLICATION_AUDIO;
+        final OpusApplication application = OpusApplication.OPUS_APPLICATION_AUDIO;
 
         return createEncoder(SAMPLE_RATE, FRAME_SIZE, 1024, application);
     }
 
-    public static JavaOpusDecoder createDecoder (int sampleRate, int frameSize, int maxPayloadSize) {
+    public static JavaOpusDecoder createDecoder (final int sampleRate, final int frameSize, final int maxPayloadSize) {
         return new JavaOpusDecoder(sampleRate, frameSize, maxPayloadSize);
     }
 
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticateAckPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticateAckPacket.java
index 3fdc12f2..f2a0a345 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticateAckPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticateAckPacket.java
@@ -5,11 +5,11 @@ import me.chayapak1.chomens_bot.voiceChat.Packet;
 
 public class AuthenticateAckPacket implements Packet<AuthenticateAckPacket> {
     @Override
-    public AuthenticateAckPacket fromBytes (FriendlyByteBuf buf) {
+    public AuthenticateAckPacket fromBytes (final FriendlyByteBuf buf) {
         return new AuthenticateAckPacket();
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticatePacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticatePacket.java
index d01fd4b0..2ed63873 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticatePacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/AuthenticatePacket.java
@@ -12,23 +12,23 @@ public class AuthenticatePacket implements Packet<AuthenticatePacket> {
     public AuthenticatePacket () { }
 
     public AuthenticatePacket (
-            UUID playerUUID,
-            UUID secret
+            final UUID playerUUID,
+            final UUID secret
     ) {
         this.playerUUID = playerUUID;
         this.secret = secret;
     }
 
     @Override
-    public AuthenticatePacket fromBytes (FriendlyByteBuf buf) {
-        AuthenticatePacket packet = new AuthenticatePacket();
+    public AuthenticatePacket fromBytes (final FriendlyByteBuf buf) {
+        final AuthenticatePacket packet = new AuthenticatePacket();
         packet.playerUUID = buf.readUUID();
         packet.secret = buf.readUUID();
         return packet;
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeUUID(playerUUID);
         buf.writeUUID(secret);
     }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionAckPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionAckPacket.java
index 5ccd704f..2cf23934 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionAckPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionAckPacket.java
@@ -5,11 +5,11 @@ import me.chayapak1.chomens_bot.voiceChat.Packet;
 
 public class ConnectionAckPacket implements Packet<ConnectionAckPacket> {
     @Override
-    public ConnectionAckPacket fromBytes (FriendlyByteBuf buf) {
+    public ConnectionAckPacket fromBytes (final FriendlyByteBuf buf) {
         return new ConnectionAckPacket();
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionCheckPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionCheckPacket.java
index 0072e274..7485b842 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionCheckPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/ConnectionCheckPacket.java
@@ -5,11 +5,11 @@ import me.chayapak1.chomens_bot.voiceChat.Packet;
 
 public class ConnectionCheckPacket implements Packet<ConnectionCheckPacket> {
     @Override
-    public ConnectionCheckPacket fromBytes (FriendlyByteBuf buf) {
+    public ConnectionCheckPacket fromBytes (final FriendlyByteBuf buf) {
         return new ConnectionCheckPacket();
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/KeepAlivePacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/KeepAlivePacket.java
index 393c0314..9a481293 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/KeepAlivePacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/KeepAlivePacket.java
@@ -5,11 +5,11 @@ import me.chayapak1.chomens_bot.voiceChat.Packet;
 
 public class KeepAlivePacket implements Packet<KeepAlivePacket> {
     @Override
-    public KeepAlivePacket fromBytes (FriendlyByteBuf buf) {
+    public KeepAlivePacket fromBytes (final FriendlyByteBuf buf) {
         return new KeepAlivePacket();
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
     }
 }
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/MicPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/MicPacket.java
index 414e2b89..ac9e3216 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/MicPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/MicPacket.java
@@ -11,9 +11,9 @@ public class MicPacket implements Packet<MicPacket> {
     public MicPacket () { }
 
     public MicPacket (
-            byte[] data,
-            boolean whispering,
-            long sequenceNumber
+            final byte[] data,
+            final boolean whispering,
+            final long sequenceNumber
     ) {
         this.data = data;
         this.whispering = whispering;
@@ -21,8 +21,8 @@ public class MicPacket implements Packet<MicPacket> {
     }
 
     @Override
-    public MicPacket fromBytes (FriendlyByteBuf buf) {
-        MicPacket soundPacket = new MicPacket();
+    public MicPacket fromBytes (final FriendlyByteBuf buf) {
+        final MicPacket soundPacket = new MicPacket();
         soundPacket.data = buf.readByteArray();
         soundPacket.sequenceNumber = buf.readLong();
         soundPacket.whispering = buf.readBoolean();
@@ -30,7 +30,7 @@ public class MicPacket implements Packet<MicPacket> {
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeByteArray(data);
         buf.writeLong(sequenceNumber);
         buf.writeBoolean(whispering);
diff --git a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/PingPacket.java b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/PingPacket.java
index 18b1b0b2..e74dbb8c 100644
--- a/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/PingPacket.java
+++ b/src/main/java/me/chayapak1/chomens_bot/voiceChat/packets/PingPacket.java
@@ -10,7 +10,7 @@ public class PingPacket implements Packet<PingPacket> {
     public long timestamp;
 
     @Override
-    public PingPacket fromBytes (FriendlyByteBuf buf) {
+    public PingPacket fromBytes (final FriendlyByteBuf buf) {
         final PingPacket pingPacket = new PingPacket();
         pingPacket.id = buf.readUUID();
         pingPacket.timestamp = buf.readLong();
@@ -18,7 +18,7 @@ public class PingPacket implements Packet<PingPacket> {
     }
 
     @Override
-    public void toBytes (FriendlyByteBuf buf) {
+    public void toBytes (final FriendlyByteBuf buf) {
         buf.writeUUID(id);
         buf.writeLong(timestamp);
     }