From 020b87e91b55daeb8612462527b87a3d82fb5f29 Mon Sep 17 00:00:00 2001
From: Kevin Minehart <5140827+kminehart@users.noreply.github.com>
Date: Wed, 24 Sep 2025 15:53:37 -0500
Subject: [PATCH] CI: Add cleanup branches cronjob (with dry-run: true)
 (#111428)

* CI: Add cleanup branches cronjob (with dry-run: true)

* update codeowners
---
 .github/CODEOWNERS                     |  1 +
 .github/workflows/cleanup-branches.yml | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 .github/workflows/cleanup-branches.yml

diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index c76673efd98..85db1f8d4c7 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1262,6 +1262,7 @@ embed.go @grafana/grafana-as-code
 /.github/workflows/changelog.yml @zserge
 /.github/workflows/shellcheck.yml @grafana/grafana-developer-enablement-squad
 /.github/workflows/release-build.yml @grafana/grafana-developer-enablement-squad
+/.github/workflows/cleanup-branches.yml @grafana/grafana-developer-enablement-squad
 /.github/workflows/publish-artifact.yml @grafana/grafana-developer-enablement-squad
 /.github/actions/changelog @zserge
 /.github/workflows/swagger-gen.yml @grafana/grafana-backend-group
diff --git a/.github/workflows/cleanup-branches.yml b/.github/workflows/cleanup-branches.yml
new file mode 100644
index 00000000000..00cb4f26541
--- /dev/null
+++ b/.github/workflows/cleanup-branches.yml
@@ -0,0 +1,18 @@
+name: Clean up orphaned branches
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 9 * * 1"
+
+jobs:
+  cleanup-branches:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: read
+    steps:
+      - uses: actions/checkout@v5
+      - uses: grafana/shared-workflows/actions/cleanup-branches@cleanup-branches/v1.0.0
+        with:
+          dry-run: true
+          max-date: "1 month ago"