Initial commit: Telegram Management System

Full-stack web application for Telegram management
- Frontend: Vue 3 + Vben Admin
- Backend: NestJS
- Features: User management, group broadcast, statistics

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

frontend-vben/apps/backend-mock/api/status.ts

@@ -0,0 +1,5 @@
+export default eventHandler((event) => {
+  const { status } = getQuery(event);
+  setResponseStatus(event, Number(status));
+  return useResponseError(`${status}`);
+});