Create stale.yml

Author: martin-helmich

.github/workflows/stale.yml

@@ -0,0 +1,28 @@
+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.RELEASE_USER_TOKEN }}
+        days-before-stale: 14
+
+        stale-issue-message: >
+          There has not been any activity to this issue in the last 30 days.
+          It will automatically be closed after 7 more days. Remove the `stale` label to prevent this.
+        stale-issue-label: 'stale'
+        exempt-issue-label: 'confirmed,help wanted'
+
+        stale-pr-message: >
+          There has not been any activity to this pull request in the last 30 days.
+          It will automatically be closed after 7 more days. Remove the `stale` label to prevent this.
+        stale-pr-label: 'stale'
+        exempt-pr-labels: 'awaiting-approval,work-in-progress'