From e3c6be5e29afd32fe570b743c82e6518a0bd2a40 Mon Sep 17 00:00:00 2001
From: TSRBerry <20988865+TSRBerry@users.noreply.github.com>
Date: Thu, 1 Jun 2023 09:42:49 +0200
Subject: [PATCH] Only run one workflow for a PR at a time (#5137)

---
 .github/workflows/build.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d379437b2..97db387f0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,6 +18,10 @@ on:
       - '*.yml'
       - 'README.md'
 
+concurrency:
+  group: pr-checks-${{ github.event.number }}
+  cancel-in-progress: true
+
 env:
   POWERSHELL_TELEMETRY_OPTOUT: 1
   DOTNET_CLI_TELEMETRY_OPTOUT: 1