chore(actions): auto-close >1y issues and trigger copilot triage comments

.github/workflows/copilot-issue-auto-comment.yml

@@ -0,0 +1,34 @@
+name: Copilot Issue Auto Comment
+
+on:
+  issues:
+    types: [opened]
+  workflow_dispatch:
+
+permissions:
+  issues: write
+
+jobs:
+  copilot_auto_comment:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Ask Copilot to triage issue automatically
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const issue = context.payload.issue;
+            if (!issue) return;
+
+            const owner = context.repo.owner;
+            const repo = context.repo.repo;
+
+            const body = `@copilot 请自动分诊并直接给出可执行建议（无需人工先介入）：\n\n- 先判断类型：Bug / Performance / Security / Question / Feature\n- 检查 Issue 信息是否完整（版本、部署方式、复现步骤、日志）\n- 若信息不完整：请直接按模板列出缺失项并引导补充\n- 若信息较完整：请给出下一步排查建议与最小复现建议\n- 若判断为已知问题或已修复：请给出对应版本/修复方向\n\nIssue #${issue.number}\n标题：${issue.title}\n链接：${issue.html_url}`;
+
+            await github.rest.issues.createComment({
+              owner,
+              repo,
+              issue_number: issue.number,
+              body,
+            });
+
+            core.info(`Copilot prompt comment posted to #${issue.number}`);