1. 从多选切换为单选，选择后无法赋值 2. 再从单选切为多选出现逻辑错误，无法再操作 <img width="1842" height="784" alt="Image" src="https://github.com/user-attachments/assets/ef0fac38-fe13-4393-bdbf-e1115dbb4393" />
