Fix a design that opens in view mode and cannot be edited

A design you can only view opens in view mode, where panels and components cannot be selected or edited, so you need edit access to inspect or change it.

1. A design that a user only has view access to opens in view mode.

2. In view mode, panels and components cannot be selected or edited.

3. To inspect or change such a design, the user needs edit access to it; otherwise changes must be made by the design's owner.