fix: add .pt extension

app.py

@@ -23,6 +23,8 @@ def load_model():
     new_cached_model_path = f"{cached_model_path}.pt"
     os.rename(cached_model_path, new_cached_model_path)
 
+    print(f"Downloaded model to {new_cached_model_path}")
+
     # Load the model using YOLO from the cached model file
     return YOLO(new_cached_model_path)