Merge pull request kuberhealthy#1195 from kuberhealthy/jonwinton/stal…

…e-issues-gha

Add Stale Issue Closing GitHub Action

.github/workflows/stale.yml

@@ -0,0 +1,16 @@
+name: 'Close stale issues and PRs'
+on:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          stale-issue-message: 'This issue is stale because it has been open 30 days with no activity. Remove stale label or comment on the issue or this will be closed in 15 days.'
+          close-issue-message: 'This issue was closed because it has been stalled for 15 days with no activity. Please reopen and comment on the issue if you believe it should stay open.'
+          days-before-stale: 30
+          days-before-close: 15
+          exempt-issue-labels: 'in progress, do-not-close'