From 2de80263d5875531b5c39eb63c85b20109a35799 Mon Sep 17 00:00:00 2001
From: Sven Rebhan <36194019+srebhan@users.noreply.github.com>
Date: Fri, 19 Apr 2024 16:13:41 -0400
Subject: [PATCH] chore(CI): Add check for PR target branch (#15197)

---
 .github/workflows/milestones.yml       |  2 +-
 .github/workflows/pr-target-branch.yml | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/pr-target-branch.yml

diff --git a/.github/workflows/milestones.yml b/.github/workflows/milestones.yml
index ffd7cd9fb..88b2c43df 100644
--- a/.github/workflows/milestones.yml
+++ b/.github/workflows/milestones.yml
@@ -1,4 +1,4 @@
-name: milestones
+name: Milestones
 on:
   pull_request_target:
     types:
diff --git a/.github/workflows/pr-target-branch.yml b/.github/workflows/pr-target-branch.yml
new file mode 100644
index 000000000..9a67f93b8
--- /dev/null
+++ b/.github/workflows/pr-target-branch.yml
@@ -0,0 +1,24 @@
+name: Target Branch
+on:
+  pull_request:
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - edited
+
+jobs:
+  check-target-master:
+    name: master
+    runs-on: ubuntu-latest
+    steps:
+      - name: debug
+        run: echo Target is ${{ github.event.pull_request.base.ref }}
+      - name: success
+        if: github.event.pull_request.base.ref == 'master'
+        run: exit 0
+      - name: error
+        if: github.event.pull_request.base.ref != 'master'
+        run: |
+          echo "Pull-request is not based on master, please rebase"
+          exit 1