Add scheduled auto-closure for stale “Needs Author Feedback” issues (#566)

Author: Copilot

.github/workflows/close-needs-author-feedback.yml

@@ -0,0 +1,63 @@
+name: Close inactive author feedback issues
+
+on:
+  schedule:
+    - cron: "0 9 * * *"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  issues: write
+
+jobs:
+  close-inactive:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Close issues waiting on author feedback
+        uses: actions/github-script@v7
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const label = "Needs Author Feedback";
+            const daysInactive = 7;
+            const cutoff = new Date(Date.now() - daysInactive * 24 * 60 * 60 * 1000);
+
+            const { owner, repo } = context.repo;
+            const issues = await github.paginate(github.rest.issues.listForRepo, {
+              owner,
+              repo,
+              state: "open",
+              labels: label,
+              per_page: 100,
+              sort: "updated",
+              direction: "asc",
+            });
+
+            for (const issue of issues) {
+              if (issue.pull_request) {
+                continue;
+              }
+
+              const updatedAt = new Date(issue.updated_at);
+              if (updatedAt > cutoff) {
+                continue;
+              }
+
+              const body = [
+                "We haven't heard back in 7 days, so we're automatically closing this issue.",
+                "If you still need help, please reply and we can reopen it."
+              ].join("\n\n");
+
+              try {
+                await github.rest.issues.createComment({ owner, repo, issue_number: issue.number, body });
+              } catch (error) {
+                console.warn(`Skipping issue #${issue.number} because of an error while adding the notice: ${error}`);
+                continue;
+              }
+
+              try {
+                await github.rest.issues.update({ owner, repo, issue_number: issue.number, state: "closed" });
+              } catch (error) {
+                console.warn(`Skipping issue #${issue.number} because of an error while processing closure: ${error}`);
+              }
+            }