feat:新增投顾agent和nl2sqlagent

api/routers/health.py

@@ -0,0 +1,25 @@
+"""基础设施健康检查路由。"""
+from __future__ import annotations
+
+from fastapi import APIRouter
+from fastapi.responses import JSONResponse
+
+from config import database
+from utils.response import fail, success
+
+
+router = APIRouter()
+
+
+@router.get("/health/ready")
+async def ready():
+    """按需探测四库，并返回适合负载均衡器使用的 HTTP 就绪状态。"""
+    databases = await database.check_ready_detail()
+    is_ready = all(item.get("status") == "ok" for item in databases.values())
+    payload = {"ready": is_ready, "databases": databases}
+    if is_ready:
+        return JSONResponse(status_code=200, content=success(payload).model_dump())
+    return JSONResponse(
+        status_code=503,
+        content=fail(503, "基础设施尚未就绪", payload).model_dump(),
+    )