Update app.py

app.py

@@ -48,7 +48,7 @@ def does_file_exist(file_name: str) -> bool:
         file_path: Path = Path(f"./{file_name}")
         return file_path.exists()
     except Exception as e:
-        reutnr f"Error finding the file {file_name}: {str(e)}"
+        return f"Error finding the file {file_name}: {str(e)}"
     
 
 final_answer = FinalAnswerTool()