* Add all missing libraries in the packages/apps.
* Add all missing Vitest imports to the tests.
* Add some missing exports to ui.
* Fix the admonition export.
* Fix various minor bugs.
* Migrate the ui package to use vitest.
* Enable the typecheck command for the ui package.
* Ignore the stories.tsx files when typechecking.
* Remove the unused Avatar component. We can use the one provided by shadcn now.
* Rename the datatable.stories file.
* Fix various type errors.
* Fix the Toast component.