- Most changes are related to either types or `useRef` usages (it now
requires an initial value).
- also updated `vaul` to its latest version and haven't noticed any
change ([design-system
demo](https://design-system-git-react-19-supabase.vercel.app/design-system/docs/components/drawer))
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
* **New Features**
* Upgraded workspace to React 19.
* **Bug Fixes**
* Improved null-safety and ref handling across editors, UI components,
shortcuts, and markdown/image rendering to reduce runtime errors.
* Safer event/timeout/interval cleanup and more robust command/context
handling.
* **Chores**
* Bumped vaul dependency versions.
* **Documentation**
* Type and TypeScript accuracy improvements for clearer developer
feedback.
<!-- review_stack_entry_start -->
[](https://app.coderabbit.ai/change-stack/supabase/supabase/pull/45886)
<!-- review_stack_entry_end -->
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Sorted all imports in all packages, `cms`, `design-system` and
`ui-library` apps by running `pnpm format` on them.
All changes in this PR are done by the script.
Gildas Garcia
