chore(ci): auto-merge release pull requests

Author: skyrpex

.github/workflows/release-auto-merge.yml

@@ -0,0 +1,30 @@
+name: Release Auto-merge
+
+on:
+  schedule:
+    - cron: '0 9 * * 1'
+  workflow_dispatch:
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  auto-merge:
+    name: Enable auto-merge on release PRs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Enable auto-merge on localstack-bot PRs
+        env:
+          GH_TOKEN: ${{ secrets.LOCALSTACK_BOT_TOKEN }}
+          GH_REPO: ${{ github.repository }}
+        run: |
+          gh pr list \
+            --author "localstack-bot[bot]" \
+            --state open \
+            --json number \
+            --jq '.[].number' | \
+          while read -r pr; do
+            echo "Enabling auto-merge on PR #$pr"
+            gh pr merge "$pr" --auto --squash
+          done