{"message":"二手市场API服务","version":"1.0.0","status":"running","timestamp":"2026-07-31T18:28:01.824Z","icp":"苏ICP备2026000924号-2","endpoints":{"health":"/health","auth":"/api/auth","goods":"/api/goods","houses":"/api/houses","chat":"/api/chat","payment":"/api/payment","user":"/api/user","upload":"/api/upload"}}