feat(WEB): 수주 삭제 기능 추가 및 출하목록 데이터 수정

- 수주 상세 페이지에 삭제 기능 추가
  - 수주등록/취소 상태에서 삭제 버튼 표시
  - 삭제 확인 다이얼로그 구현
  - 삭제 후 목록 페이지로 이동

- 출하목록 데이터 누락 수정
  - 발주처/현장명 order_info 참조하도록 수정
  - 배송방식 라벨 API 응답값 사용

- 공통코드 API 함수 추가
  - getDeliveryMethodCodes, getDeliveryMethodOptions
  - getCodeLabel 유틸 함수

src/components/outbound/ShipmentManagement/ShipmentList.tsx

@@ -41,7 +41,6 @@ import { getShipments, getShipmentStats, getShipmentStatsByStatus } from './acti
 import {
   SHIPMENT_STATUS_LABELS,
   SHIPMENT_STATUS_STYLES,
-  DELIVERY_METHOD_LABELS,
 } from './types';
 import type { ShipmentItem, ShipmentStatus, ShipmentStats, ShipmentStatusStats } from './types';
 import { isNextRedirectError } from '@/lib/utils/redirect-error';
@@ -287,7 +286,7 @@ export function ShipmentList() {
                 <X className="w-4 h-4 mx-auto text-red-600" />
               )}
             </TableCell>
-            <TableCell className="text-center">{DELIVERY_METHOD_LABELS[item.deliveryMethod]}</TableCell>
+            <TableCell className="text-center">{item.deliveryMethodLabel}</TableCell>
             <TableCell>{item.customerName}</TableCell>
             <TableCell className="max-w-[120px] truncate">{item.siteName}</TableCell>
             <TableCell className="text-center">{item.manager || '-'}</TableCell>
@@ -331,7 +330,7 @@ export function ShipmentList() {
                 <InfoField label="로트번호" value={item.lotNo} />
                 <InfoField label="발주처" value={item.customerName} />
                 <InfoField label="출고예정일" value={item.scheduledDate} />
-                <InfoField label="배송방식" value={DELIVERY_METHOD_LABELS[item.deliveryMethod]} />
+                <InfoField label="배송방식" value={item.deliveryMethodLabel} />
                 <InfoField label="출하가능" value={item.canShip ? '가능' : '불가'} />
               </div>
             }

src/components/outbound/ShipmentManagement/actions.ts

@@ -144,8 +144,10 @@ function transformApiToListItem(data: ShipmentApiData): ShipmentItem {
     status: data.status,
     priority: data.priority,
     deliveryMethod: data.delivery_method,
-    customerName: data.customer_name || '',
-    siteName: data.site_name || '',
+    deliveryMethodLabel: data.delivery_method_label || data.delivery_method,
+    // 발주처/배송 정보: order_info 우선 참조 (Order가 Single Source of Truth)
+    customerName: data.order_info?.customer_name || data.customer_name || '',
+    siteName: data.order_info?.site_name || data.site_name || '',
     manager: data.loading_manager,
     canShip: data.can_ship,
     depositConfirmed: data.deposit_confirmed,

src/components/outbound/ShipmentManagement/types.ts

@@ -58,6 +58,7 @@ export interface ShipmentItem {
   status: ShipmentStatus;    // 상태
   priority: ShipmentPriority; // 우선순위
   deliveryMethod: DeliveryMethod; // 배송방식
+  deliveryMethodLabel: string; // 배송방식 라벨 (API에서 조회)
   customerName: string;      // 발주처
   siteName: string;          // 현장명
   manager?: string;          // 담당