* feat: add custom css for board and custom classes in advanced options for items
* chore: add mysql migration
* fix: test not working
* fix: format issues
* fix: typecheck issue
* fix: build issue
* chore: add missing translations
* fix: merge issues related to migrations
* fix: format issues
* fix: merge issue with migration
* fix: format issue
* feat: add user groups
* wip: add unit tests
* wip: add more tests and normalized name for creation and update
* test: add unit tests for group router
* fix: type issues, missing mysql schema, rename column creator_id to owner_id
* fix: lint and format issues
* fix: deepsource issues
* fix: forgot to add log message
* fix: build not working
* chore: address pull request feedback
* feat: add mysql migration and fix merge conflicts
* fix: format issue and test issue