- Add kwaadpepper/serial-int-caster and SerialCasterServiceProvider
- Update CodeGenerationService to encode Matricule deterministically with length 6
- Update Code value object to support lengths between 6 and 10 with 53 non-ambiguous characters
- Add database migration to sanitize legacy ambiguous codes
- Recreate and update unit and integration tests for CodeGenerationService and Code value object
- Implement automated synchronization of employees via Arcadia API (EmployeeSyncService, SynchronizeEmployeesWithArcadiaApi, FetchAndUpsertArcadiaEmployees)
- Add Back-Office application settings for employee sites (Setting singleton, GetSettingsQuery, UpdateSettings, SettingsController, EmployeeSitesInputComponent.vue)
- Strongly type Employee attributes using Domain Value Objects (ShopperEstablishmentCode, ShopperSiteCode, ShopperServiceCode) and Eloquent Casts
- Migrate pagination from Domain to Shared\Pagination namespace across queries and inputs
- Remove legacy and dead CSV employee import/export code
- Restore Domain\Ports\Services\CsvGenerator interface for Regate order generation
- Add comprehensive Pest unit, integration, and feature test coverage
