fix: bool type error

app.py

@@ -187,8 +187,8 @@ def submit(sender_value, chatbot_value):
         
         # Reasoning content (tool type)
         message_content.append({
-            "copyable": False,
-            "editable": False,
+            "copyable": "false",
+            "editable": "false",
             "type": "tool",
             "content": "",
             "options": {
@@ -237,7 +237,6 @@ def submit(sender_value, chatbot_value):
                             else:
                                 reasoning_duration = 0.0
                                 thought_cost_time = "0.00"
-                            # Simplify options structure
                             message_content[-2]["options"] = {
                                 "title": f"End of Thought ({thought_cost_time}s)"
                             }