Merge pull request #99 from felddy/improvement/label-automerge-prs

Add workflow to manage automerge PRs

.github/workflows/label-automerge.yml

@@ -0,0 +1,23 @@
+---
+name: Label auto-merge PRs
+
+on:
+  pull_request_target:
+    types: [auto_merge_enabled, auto_merge_disabled]
+
+env:
+  LABEL_NAME: 'automerge :bell:'
+
+jobs:
+  add-remove-label:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Update label
+        run: |
+          if [[ "${{ github.event.action }}" == "auto_merge_enabled" ]]; then
+            gh pr edit ${{ github.event.pull_request.number }} --repo ${{ github.repository }} --add-label "${{ env.LABEL_NAME }}"
+          elif [[ "${{ github.event.action }}" == "auto_merge_disabled" ]]; then
+            gh pr edit ${{ github.event.pull_request.number }} --repo ${{ github.repository }} --remove-label "${{ env.LABEL_NAME }}"
+          fi
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}