From 378f01670b824544da9f3ee01486ebf2ff4bfc07 Mon Sep 17 00:00:00 2001
From: Lion - dapplion <35266934+dapplion@users.noreply.github.com>
Date: Sun, 14 Jun 2026 05:54:24 +0200
Subject: [PATCH] Allow release branches to target stable in
 target-branch-check (#9457)

Co-Authored-By: dapplion <35266934+dapplion@users.noreply.github.com>
---
 .github/workflows/test-suite.yml | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 3db4804bd1..be0d0d5708 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -71,7 +71,15 @@ jobs:
     if: github.event_name == 'pull_request' || github.event_name == 'merge_group'
     steps:
         - name: Check that the pull request is not targeting the stable branch
-          run: test ${{ github.base_ref }} != "stable"
+          env:
+            BASE_REF: ${{ github.base_ref }}
+            HEAD_REF: ${{ github.head_ref }}
+            HEAD_REPO: ${{ github.event.pull_request.head.repo.full_name }}
+          run: |
+            if [[ "$BASE_REF" == "stable" && ! ( "$HEAD_REF" == release-* && "$HEAD_REPO" == "sigp/lighthouse" ) ]]; then
+              echo "::error::Pull requests must target unstable, not stable (sigp/lighthouse release-* branches excepted)."
+              exit 1
+            fi
 
   forbidden-files-check:
     name: forbidden-files-check