add health endpoint for gateway and everos

core/api.py

@@ -66,6 +66,30 @@ def create_app(
         if not service.authenticate_user(user_id, user_key):
             raise HTTPException(status_code=401, detail="invalid user credentials")
 
+    @router.get("/health")
+    async def health() -> dict[str, Any]:
+        try:
+            everos_health = await client.health_check()
+        except Exception as exc:
+            return {
+                "status": "degraded",
+                "api": {"status": "ok"},
+                "everos": {
+                    "status": "unavailable",
+                    "base_url": cfg.everos_base_url,
+                    "error": str(exc),
+                },
+            }
+        return {
+            "status": "ok",
+            "api": {"status": "ok"},
+            "everos": {
+                "status": "ok",
+                "base_url": cfg.everos_base_url,
+                "data": everos_health,
+            },
+        }
+
     @router.post("/users")
     async def create_user(request: UserCreateRequest) -> dict[str, Any]:
         return service.create_user(request.user_id)

core/everos_client.py

@@ -31,6 +31,15 @@ class EverOSClient:
     async def search_memory(self, payload: dict[str, Any]) -> dict[str, Any]:
         return await self._post("/api/v1/memory/search", payload)
 
+    async def health_check(self) -> dict[str, Any]:
+        async with httpx.AsyncClient(
+            base_url=self.base_url,
+            timeout=self.timeout,
+        ) as client:
+            response = await client.get("/health")
+            response.raise_for_status()
+            return response.json()
+
     async def _post(self, path: str, payload: dict[str, Any]) -> dict[str, Any]:
         async with httpx.AsyncClient(
             base_url=self.base_url,