health-check gefixed

math-tutor/backend/app/api/health.py

 from __future__ import annotations
 
-import asyncio
 import logging
 from threading import Lock
 from typing import Any, Dict
@@ -177,17 +176,15 @@ async def _probe_mcp_server() -> dict:
         return {"status": "error", "url": url, "detail": str(exc)}
 
 
-def _check_mcp() -> dict:
+async def _check_mcp() -> dict:
     if not config.get_llm_tool_use_enabled():
         return {"status": "disabled"}
-    return asyncio.run(_probe_mcp_server())
+    return await _probe_mcp_server()
 
-
-@router.get("/api/health")
-def health() -> Dict[str, Any]:
+async def _health_payload() -> Dict[str, Any]:
     services = {
         **_check_selected_llm_provider(),
-        "mcp": _check_mcp(),
+        "mcp": await _check_mcp(),
         "postgres": _check_postgres(),
         "llm_quota": _check_llm_quota(),
     }
@@ -198,6 +195,11 @@ def health() -> Dict[str, Any]:
     return {"status": overall, "services": services}
 
 
+@router.get("/api/health")
+async def health() -> Dict[str, Any]:
+    return await _health_payload()
+
+
 @router.get("/api/health/ready", response_model=None)
 def readiness() -> Any:
     state = get_readiness_state()
@@ -206,8 +208,8 @@ def readiness() -> Any:
     return JSONResponse(status_code=503, content=state)
 
 
-def run_startup_checks() -> Dict[str, Any]:
-    result = health()
+async def run_startup_checks() -> Dict[str, Any]:
+    result = await _health_payload()
     status = result.get("status")
     if status == "ok":
         logger.info("Startup health check OK")

math-tutor/backend/app/main.py

@@ -15,7 +15,7 @@ logger = logging.getLogger(__name__)
 @asynccontextmanager
 async def lifespan(_app: FastAPI):
     health.set_readiness_starting()
-    startup_result = health.run_startup_checks()
+    startup_result = await health.run_startup_checks()
     if startup_result.get("status") != "ok":
         health.set_readiness_failed(
             "Startup health checks degraded",