Update chatbot/plugins/join_request.py

chatbot/plugins/join_request.py

@@ -350,7 +350,7 @@ async def refresh_captcha_callback(client: Client, cb: CallbackQuery):
     keyboard = InlineKeyboardMarkup(buttons)
     try:
         await cb.edit_message_media(
-            media=InputMediaPhoto(open(img_path, "rb")),
+            media=InputMediaPhoto(img_path),
             reply_markup=keyboard
         )
         logger.info(f"Updated CAPTCHA image for user {user_id}.")