Migrate stale workflow to shared workflow

.github/workflows/stale-issues.yml

@@ -1,36 +0,0 @@
-name: Marks/closes stale issues
-on:
-  schedule:
-    - cron: "0 3 * * *" # 3 AM UTC
-
-permissions:
-  issues: write
-
-jobs:
-  mark-stale-issues:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/stale@v10
-        with:
-          start-date: "2025-07-10T00:00:00Z"  # Skip for issues created before this date
-          days-before-issue-stale: 30
-          only-issue-labels: 
-            "needs-triage,more-info-needed"   # Only issues with all of these labels can be marked as stale
-          exempt-issue-labels: "keep"         # Issues marked with this label should not be marked as stale
-          stale-issue-label: "stale"          # Mark stale issues with this label
-          stale-issue-message: |
-            This issue has been automatically marked as stale because it has not had any activity in the last 30 days,
-            and it will be closed in 30 days if no further activity occurs.
-
-            If you think this is a mistake, please comment on this issue to keep it open.
-
-          days-before-issue-close: 30
-          close-issue-reason: "not_planned"
-          close-issue-message: |
-            This issue has been automatically closed due to inactivity.
-
-            If you think this is a mistake, please comment on this issue.
-
-          # Exclude PRs from closing or being marked as stale
-          days-before-pr-stale: -1
-          days-before-pr-close: -1

.github/workflows/triage-scheduled-tasks.yml

@@ -5,9 +5,22 @@ on:
     types: [created]
   schedule:
     - cron: '5 * * * *'   # Hourly — no-response close
+    - cron: '0 3 * * *'   # Daily at 3 AM UTC — stale issues
 
 jobs:
   no-response:
     uses: desktop/gh-cli-and-desktop-shared-workflows/.github/workflows/triage-no-response-close.yml@main
     permissions:
       issues: write
+
+  stale:
+    if: github.event.schedule == '0 3 * * *'
+    uses: desktop/gh-cli-and-desktop-shared-workflows/.github/workflows/triage-stale-issues.yml@main
+    with:
+      days_before_stale: 30
+      days_before_close: -1
+      start_date: '2025-07-10T00:00:00Z'
+      stale_issue_label: 'stale'
+      exempt_issue_labels: 'keep'
+    permissions:
+      issues: write