Added stale action.

diff --git a/.github/workflows/stale.yaml b/.github/workflows/stale.yaml
new file mode 100644 (file)
index 0000000..be61da3
--- /dev/null
+++ b/.github/workflows/stale.yaml
@@ -0,0 +1,20 @@
+name: 'Close stale issues and PRs'
+on:
+  schedule:
+    - cron: '0 0 * * *'
+
+permissions:
+  issues: write
+  pull-requests: write
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v4
+        with:
+          stale-issue-message: 'This issue has been inactive for 60 days so will be closed 7 days from now. To prevent this, please remove the "stale" label or post a comment.'
+          stale-pr-message: 'This PR has been inactive for 60 days so will be closed 7 days from now. To prevent this, please remove the "stale" label or post a comment.'
+          # These are the defaults at the time of writing. https://github.com/marketplace/actions/close-stale-issues
+          # days-before-stale: 60
+          # days-before-close: 7