Autosave in level editor #1639
Description
Task Description
As a logged in user I would like it if every time I edited a level, it would autosave so that I don't lose my work.
Acceptance Criteria
- Game should autosave level editor state on any state change on the DB (only for logged in users)
- Add a last_saved_at field on the Level model and auto generate names with "Untitled X" convention where X is a number.
- Make name & owner unique together.
Analytics Requirements
- None