* Move rko into library, improve multiplayer example
* Add presence layer
* extract to a hook
* Migrate old documents to new structures
* Update repo-map.tldr
* More improvements
* Fix bug on deleted shapes
* Update MultiplayerEditor.tsx
* fix: add deletion to the history after BACKSPACE is pressed
* Add updateBoundShapes too
* fix bug on deleting bound shapes
Co-authored-by: Steve Ruiz <steveruizok@gmail.com>