Art Tool: Bookmarks and Navigation

[milspectacular]

• [ ] Add a list of bookmarks to the right of the viewport, which, when clicked, will pan the viewport to a preset coordinate and zoom level.
• [ ] Allow admins to add bookmarks.

[milspectacular]

@howardt12345 is this useful?

[howardt12345]

@milspectacular nice to have but not priority, could do later