Update main.py

main.py

@@ -219,7 +219,7 @@ app.add_middleware(
     CORSMiddleware,
     allow_origins=ALLOWED_ORIGINS,
     allow_credentials=True,
-    allow_methods=["GET", "POST"],
+    allow_methods=["GET", "POST", "HEAD"],
     allow_headers=["Content-Type", "Authorization"],
 )
 
@@ -237,7 +237,7 @@ class PredictionResponse(BaseModel):
     model_used: str = "KIBA"
 
 
-@app.get("/health")
+@app.head("/health")
 async def health():
     return {"status": "healthy", "model_loaded": state.model is not None, "device": str(state.device)}