add health check

api.py

@@ -18,6 +18,12 @@ model_pose.to(device)
 
 app = FastAPI()
 
+
+@app.get("/_stcore/health")
+async def health():
+    return JSONResponse(content={"status": "ok"})
+
+
 @app.post("/predict-image")
 async def predict_image(file: UploadFile = File(...)):
     contents = await file.read()