如下图所示，文档给出的`DraggableEvent`类型是正确的，但是实际代码却是`SortableEvent`, 导致缺失了 `clone`和`cloneData`两个属性 <img width="1086" height="324" alt="Image" src="https://github.com/user-attachments/assets/ffc79dc3-fee4-48a7-b155-754160f99ecd" /> <img width="1047" height="479" alt="Image" src="https://github.com/user-attachments/assets/84a37d84-b7fa-454c-8e88-5d5788aee3d3" />
