namespace ROLAC.API.Services; public interface I1099FormService { /// Recipient Copy B 1099-NEC PDF for one payee/year (plain paper). Task<(Stream stream, string contentType, string fileName)> RenderCopyBAsync(int payeeId, int taxYear); /// Filing-data CSV (one row per reportable recipient) for IRIS/accountant. Task<(Stream stream, string contentType, string fileName)> ExportFilingCsvAsync(int taxYear); }