intercity fix

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

@@ -74,6 +74,17 @@ export class CreateBookingContainerDto {
   @Min(0)
   @Transform(({ value }) => Number(value ?? 0))
   reeferQuantity?: number;
+
+  @ApiPropertyOptional({
+    description:
+      'Physical container numbers for this line (each becomes a booking_container_unit; extras beyond `quantity` are ignored)',
+    type: [String],
+  })
+  @IsOptional()
+  @IsArray()
+  @IsString({ each: true })
+  @MaxLength(64, { each: true })
+  containerNumbers?: string[];
 }
 
 /**