{"ok":true,"service":"wa-ai-saas-backend","env":"production","host":"api.dragontrade.cc","message":"API 服务正在运行。请使用 /api/health 或 /api/ready 做健康检查。","endpoints":["/api/health","/api/ready","/api/auth/*","/api/me","/api/ai/*","/api/search/web"]}