Create stale.yml

.github/workflows/stale.yml

@@ -0,0 +1,23 @@
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+    - cron: "0 0 * * *" # Runs daily
+  workflow_dispatch: # Allows manual triggering
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Close stale issues and PRs
+        uses: actions/stale@v8
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          stale-issue-message: "This issue has been automatically marked as stale due to inactivity. It will be closed if no further activity occurs."
+          stale-pr-message: "This pull request has been automatically marked as stale due to inactivity. It will be closed if no further activity occurs."
+          days-before-stale: 7 # Number of days before marking as stale
+          days-before-close: 3 # Number of days before closing after being marked as stale
+          stale-issue-label: "stale"
+          exempt-issue-labels: "keep-open" # Prevents issues with this label from being marked stale
+          stale-pr-label: "stale"
+          exempt-pr-labels: "keep-open"