Merge pull request aws-solutions#319 from aws-solutions/develop

chore: added close inactive issues GitHub workflow

Author: beomseoklee

.github/workflows/close_inactive_issues.yml

@@ -0,0 +1,22 @@
+name: Close inactive issues
+on:
+  schedule:
+    - cron: "0 0 * * *"
+
+jobs:
+  close-issues:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+      - uses: actions/stale@v3
+        with:
+          days-before-issue-stale: 180
+          days-before-issue-close: 7
+          stale-issue-label: closing-soon
+          stale-issue-message: This issue has not received a response in a while. If you want to keep this issue open, please leave a comment below and auto-close will be canceled.
+          close-issue-message: This issue was closed because it has been inactive for 7 days since being marked as closing-soon.
+          days-before-pr-stale: -1
+          days-before-pr-close: -1
+          repo-token: ${{ secrets.GITHUB_TOKEN }}