using UtopiaCanteenSystem.Models; namespace UtopiaCanteenSystem.Services; /// /// Looks up employee info from local HRMS MySQL by RFID (manufacturer_serial). /// Uses a separate connection from production sync. /// public interface IEmployeeLookupService { /// /// Finds employee by RFID. Returns null if card is not registered in HRMS. /// Task GetEmployeeByRfidAsync(string rfid, CancellationToken cancellationToken = default); }