Get App ready for release

[lucasmerlin]

Everything from #48
and:

• Report strokes / board
• Report profile
• how to handle nsfw?
• Make canvas list size configureable
• Fix missing last bit of the stroke (see brush preset preview)
• Fix latency when drawing with a brush after selecting (preload selected brushes)
• fix viewport size not updated when keyboard opened on iOS (might obscure the focused text field)
  • should be fixed by next winit

Wont fix for release:

• Sync payments with revenuecat
• Add some way to edit subscription
• Gate custom brushes behind subscription

Done:

• Include user id that caused change in surface and object versions
• Split board and board version
• (maybe) migrate everything to uuid
• add notifications
• proper chat access handling
• fix numbers being typed twice on android
• Board invite links
• Board member ui
• Import malmal boards
• Import HP boards
• Add button to hide / show canvas list
• Improve stability of surfaces, especially during undo / redo
• Show tool icon next to cursor
• Lower nametag opacity when hovering and not pressing / clicking
• Fix color picker on iPad