My collection directory page, add custom directory sorting

I. Feature Introduction:

In the left navigation bar, the [My Collection] section has been enhanced with a custom category sorting feature.

II. Steps for operation:

  1. Open the 3D design drawing.
  2. A [Sort by Category] button has been added to the Menu [My Collection - Products].

3. Click on [Sort by Category], and a floating [Sort by Category] panel will appear, allowing you to drag and rearrange categories.

4. Click the [Save] button. The "My Collection - Products" categories will automatically refresh, and the categories can be manually sorted.