fixed app

app.py

@@ -22,7 +22,7 @@ def generate(text: str):
     can be found [here](<https://huggingface.co/google/flan-t5-small>).
     """
     # Use the pipeline to generate text from the given input text
-    output = text + pipe(text)
+    output = pipe(text)
      
     # Return the generated text in a JSON response
     return {"output": output[0]["generated_text"]}