fix

main.py

@@ -536,11 +536,9 @@ async def init_client():
         ########## 文件操作 ###############
 
         TG_BOT_APPLICATION.add_handler(
-            CallbackQueryHandler(tg_show_files, pattern="^list_file:")
-        )
-
-        TG_BOT_APPLICATION.add_handler(
-            CallbackQueryHandler(handle_file_operation, pattern="^delete_file:")
+            CallbackQueryHandler(
+                handle_file_operation, pattern="^(delete_file|list_file|download_file):"
+            )
         )
         # 处理取消任务操作
         TG_BOT_APPLICATION.add_handler(