### Contact Information _No response_ ### MaxKB Version 2.2.1 ### Problem Description 基础组件中添加循环节点用拖动的方式会产生无用循环体 ### Steps to Reproduce <img width="960" height="878" alt="Image" src="https://github.com/user-attachments/assets/8e910615-800f-4a0a-8a52-b74c65291be3" /> 如图,下面产生了多余的循环体 ### The expected correct result _No response_ ### Related log output ```shell ``` ### Additional Information _No response_