transition-example-2 drag style problem

[Hccake]

First check https://github.com/SortableJS/Vue.Draggable/blob/master/CONTRIBUTING.md

transition-example-2 drag style problem

Jsfiddle link

https://sortablejs.github.io/Vue.Draggable/#/transition-example-2

Step by step scenario

1. Drag the first element anywhere
2. Now drag the current first element again
3. You can see that ghost Class is gone

Actual Solution

If the v-model is deleted, it works normally

Expected Solution

Can be used with v-model