add github action to automatically handle stale user support issues (#…

…4683)

* add github action to automatically handle stale user support issues

* improve stale message

* remove token part

.github/workflows/stale-issues.yml

@@ -0,0 +1,21 @@
+name: 'Close stale issues'
+on:
+ schedule:
+ # Run daily at 430 am PT
+ - cron: '30 11 * * *'
+permissions:
+ issues: write
+
+jobs:
+ stale:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/stale@v9
+ with:
+ stale-issue-message: 'This issue is being marked stale because it has not had any activity for 30 days. Reply below within 7 days if your issue still isn't solved, and it will be left open. Otherwise, the issue will be closed automatically.'
+ days-before-stale: 30
+ days-before-close: 7
+ stale-issue-label: 'Stale'
+ only-labels: 'User Support'
+ exempt-all-assignees: true
+ exempt-all-milestones: true