Add labels automatically on approve

.github/workflows/add-label-on-approve.yml

@@ -0,0 +1,22 @@
+name: Add Label to run extended tests on approve
+
+on:
+  pull_request_review:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  label_issues:
+    if: github.event.review.state == 'approved'
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+    steps:
+      - run: gh pr edit "$NUMBER" --add-label "$LABELS"
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GH_REPO: ${{ github.repository }}
+          NUMBER: ${{ github.event.pull_request.number }}
+          LABELS: extended-tests