changes export flow

apps/edr-freight-api/src/modules/bookings/dto/create-booking.dto.ts

@@ -325,6 +325,21 @@ export class CreateBookingDto {
   @Transform(({ value }) => Number(value))
   cargoTotalWeightVgm!: number;
 
+  /**
+   * Break-bulk only: actual total cargo weight in tons when the bulk cargo
+   * type is PER_ITEM — `cargoTotalWeightVgm` then carries the item count.
+   * Omit for PER_TON bulk and container freight.
+   */
+  @ApiPropertyOptional({
+    minimum: 0,
+    description: 'Break-bulk (PER_ITEM) total weight in tons; cargoTotalWeightVgm holds the item count',
+  })
+  @IsOptional()
+  @IsNumber()
+  @Min(0)
+  @Transform(({ value }) => (value == null ? undefined : Number(value)))
+  bulkTotalWeightTons?: number;
+
   @ApiPropertyOptional({ default: false })
   @IsOptional()
   @IsBoolean()

apps/edr-freight-api/src/modules/bookings/dto/request-changes.dto.ts

@@ -5,6 +5,7 @@ import {
   IsInt,
   IsOptional,
   IsString,
+  IsUUID,
   Max,
   Min,
   MinLength,
@@ -93,6 +94,17 @@ export class RequestOperationDto {
   })
   @IsDateString()
   scheduledDate!: string;
+
+  @ApiPropertyOptional({
+    description:
+      'EXPORT rail only: the specific train (schedule id) the customer picked ' +
+      'from GET /bookings/:id/export-trains. The reserve path locks onto this ' +
+      'train instead of earliest-first; 409 if it no longer fits. Ignored for ' +
+      'import/domestic/road bookings.',
+  })
+  @IsOptional()
+  @IsUUID()
+  trainScheduleId?: string;
 }
 
 export class OperationReviewDto {