Update main.py

main.py

@@ -56,7 +56,10 @@ async def webhook(
 @line_handler.add(MessageEvent, message=TextMessage)
 def handle_message(event):
     global working_status
-
+    
+    if event.type != "message" or event.message.type != "text":
+        out = "Gemini: [No response or the response does not contain text]"
+        
     if event.message.text == "再見":
         working_status = True
         line_bot_api.reply_message(