feat(clearance): preview charge documents before and after upload

apps/edr-freight-api/src/modules/trains/dto/set-train-wagons-yard.dto.ts

@@ -0,0 +1,22 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { ArrayMinSize, IsArray, IsUUID } from 'class-validator';
+
+export class SetTrainWagonsYardDto {
+  @ApiProperty({
+    type: [String],
+    format: 'uuid',
+    description:
+      'Coupled wagons to relocate. All move in one transaction — if any is pinned to a live schedule, none move.',
+  })
+  @IsArray()
+  @ArrayMinSize(1)
+  @IsUUID('all', { each: true })
+  wagonIds!: string[];
+
+  @ApiProperty({
+    format: 'uuid',
+    description: 'Yard the selected wagons now sit in. The train itself stays put.',
+  })
+  @IsUUID()
+  currentYardId!: string;
+}