Create stale.yml

.github/workflows/stale.yml

@@ -0,0 +1,20 @@
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+  - cron: "30 1 * * *"
+
+jobs:
+  stale:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/stale@v1
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        stale-issue-message: 'There has been no activity on this issue for over 60 days. If there is no further activity within 7 days from this message, it will be automatically closed.'
+        stale-pr-message: 'There has been no activity on this pull request for over 60 days. If there is no further activity within 7 days from this message, it will be automatically rejected.'
+        stale-issue-label: 'no-issue-activity'
+        stale-pr-label: 'no-pr-activity'
+        exempt-pr-labels: 'on-hold'