Update app.py

app.py

@@ -130,7 +130,7 @@ def add_text(history, task_history, text):
     history.append((_parse_text(text), None))
     task_history.append((text, None))
     print("Add Text - After: task_history =", task_history)  
-    return history, task_history, "
+    return history, task_history
 
 def add_file(history, task_history, file):
     print("Add File - Before: task_history =", task_history)
@@ -155,7 +155,7 @@ def reset_user_input():
 
 def reset_state(task_history):
     print("Reset State - Before: task_history =", task_history)  
-    task_history = []  # Reset task_history to an empty list
+    task_history = []  
     print("Reset State - After: task_history =", task_history)
     return []