Agent turn complete

backend/app/routes/health.py

@@ -0,0 +1,15 @@
+"""Liveness endpoint. The shape every other route module copies."""
+
+from fastapi import APIRouter
+from pydantic import BaseModel
+
+router = APIRouter()
+
+
+class Health(BaseModel):
+    status: str
+
+
+@router.get("/health", response_model=Health)
+def health() -> Health:
+    return Health(status="ok")