feat: expose dispatch BOL lines

lastleg-service/src/main/resources/openapi/overseas-business-v1.yaml

@@ -2251,6 +2251,10 @@ components:
         partialCompletionReason: { type: string, nullable: true }
         createdAt: { type: string, format: date-time }
         items: { type: array, items: { $ref: '#/components/schemas/DispatchItem' } }
+        bolLines:
+          type: array
+          description: 仅详情接口返回的BOL打印聚合行；分页接口返回空数组，避免列表查询放大
+          items: { $ref: '#/components/schemas/DispatchBolLine' }
     DispatchItem:
       type: object
       properties:
@@ -2269,6 +2273,17 @@ components:
         packageCount: { type: integer }
         volumeCbm: { type: number }
         sourceStage: { type: string, enum: [PLAN, RECEIVED] }
+    DispatchBolLine:
+      type: object
+      properties:
+        containerNo: { type: string, nullable: true }
+        palletNo: { type: string, nullable: true }
+        fbaWarehouseCode: { type: string, nullable: true }
+        destinationWarehouseName: { type: string, nullable: true }
+        warehouseNo: { type: string, nullable: true, description: 来源入仓码/仓库单号 }
+        fbaShipmentId: { type: string, nullable: true, description: 来源冻结货件编号；多值以逗号分隔 }
+        poReferenceNo: { type: string, nullable: true, description: 来源冻结FBA跟踪/参考号；多值以逗号分隔 }
+        packageCount: { type: integer, minimum: 0 }
     RelabelStatus: { type: string, enum: [PENDING_PROCESSING, PROCESSING, CUSTOMER_CONFIRM_PENDING, READY_FOR_OUTBOUND, COMPLETED, REJECTED, CANCELLED] }
     RelabelMerchantPageResponse:
       allOf: