Update app.py

app.py

@@ -22,7 +22,7 @@ def predict(text, model, tokenizer):
 def main():
     model_name = os.getenv('Erfan11/Neuracraft')
     if model_name is None:
-        raise ValueError("MODEL_PATH environment variable not set or is None")
+        raise ValueError("Erfan11/Neuracraft environment variable not set or is None")
 
     model = load_model(model_name)
     tokenizer = load_tokenizer(model_name)