feat: add CashboxExportSubscription entity and service

myteamwallet_backend/src/cashbox-export/dto/cashbox-export-subscription-response.dto.ts

@@ -0,0 +1,8 @@
+import { RecurringTransactionIntervalEnum } from 'src/recurring-transactions/recurring-transaction-interval.enum';
+
+export class CashboxExportSubscriptionResponseDTO {
+  recipients: string[];
+  interval: RecurringTransactionIntervalEnum;
+  active: boolean;
+  nextRunDate: string | null;
+}

myteamwallet_backend/src/cashbox-export/dto/upsert-cashbox-export-subscription.dto.ts

@@ -0,0 +1,18 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsArray, IsBoolean, IsEmail, IsIn } from 'class-validator';
+import { RecurringTransactionIntervalEnum } from 'src/recurring-transactions/recurring-transaction-interval.enum';
+
+export class UpsertCashboxExportSubscriptionDTO {
+  @ApiProperty({ example: ['vorstand@example.com'] })
+  @IsArray()
+  @IsEmail({}, { each: true })
+  recipients: string[];
+
+  @ApiProperty({ enum: RecurringTransactionIntervalEnum })
+  @IsIn(Object.values(RecurringTransactionIntervalEnum))
+  interval: RecurringTransactionIntervalEnum;
+
+  @ApiProperty({ example: true })
+  @IsBoolean()
+  active: boolean;
+}