Alpha release
- First public alpha of Canvas Menu Manager.
- Adds a Menu panel to Canvas > Page Data.
- Editors can assign the current page to a menu, edit title, and manage hierarchy with drag-and-drop.
- Includes admin settings for visible menus and permission-based access.
Important (alpha):
- Early-stage release, APIs/UI may change.
- Not recommended for production without testing.
- Build step required for development updates (npm install, npm run build).
