Point inference requests to new HF router endpoint

app/colorize_model.py

@@ -65,7 +65,7 @@ class ColorizeModel:
 
     def __init__(self, model_id: str | None = None) -> None:
         self.model_id = model_id or settings.MODEL_ID
-        self.api_url = f"https://api-inference.huggingface.co/models/{self.model_id}"
+        self.api_url = f"https://router.huggingface.co/hf-inference/models/{self.model_id}"
 
         self.api_token = (
             os.getenv("HUGGINGFACE_API_TOKEN")