forked from baron/baron-sso
- Add multi-tenant support (isAddTenant, isRemoveTenant) to backend UpdateUser API. - Update UserRepository to support searching in company_codes array. - Implement table sorting and align search bar layout in adminfront. - Add 'Assign Existing Member' and 'Exclude from Organization' features to TenantUsersPage. - Auto-populate tenantSlug in UserCreatePage via query parameters. - Add necessary localization keys for new UI elements. Resolves #644, #639, #642, #641