Update app.py

app.py

@@ -381,6 +381,8 @@ def bot(history, choice, tts_choice):
     history[-1] = response_pair  # Update bot response correctly
 
     response_text = ""
+    new_history = history.copy()
+    
     with concurrent.futures.ThreadPoolExecutor() as executor:
         if tts_choice == "Alpha":
             audio_future = executor.submit(generate_audio_elevenlabs, response_pair[1])
@@ -391,17 +393,17 @@ def bot(history, choice, tts_choice):
         
         for character in response_pair[1]:
             response_text += character
-            new_history = history.copy()
-            new_history[-1][1] = response_text
+            new_history[-1] = [history[-1][0], response_text]
             yield new_history, None
         
         audio_path = audio_future.result()
-        new_history[-1][1] = response_text
+        new_history[-1] = [history[-1][0], response_text]
         yield new_history, audio_path
 
 
 
 
+
 def add_message(history, message):
     history = history or []
     history.append([message, ""])  # Ensure it is a list with two elements: message and empty response