fix(WEB): 견적→수주→생산지시 데이터 연결 수정

- transformFrontendToApi()에 floor_code/symbol_code 추가 (제품 매핑)
- BomCalculationResultItem에 item_id 필드 추가
- transformV2ToApi()에서 견적 저장 시 item_id 전달 (공정 매핑 근본 수정)

src/components/orders/actions.ts

@@ -669,6 +669,8 @@ function transformFrontendToApi(data: OrderFormData | Record<string, unknown>):
         supply_amount: supplyAmount,
         tax_amount: taxAmount,
         total_amount: supplyAmount + taxAmount,
+        floor_code: item.type || null,
+        symbol_code: item.symbol || null,
       };
     }),
   };

src/components/quotes/types.ts

@@ -409,6 +409,7 @@ export interface BomMaterial {
 
 // BOM 계산 결과 아이템 타입
 export interface BomCalculationResultItem {
+  item_id?: number | null;
   item_code: string;
   item_name: string;
   item_category?: string;      // 품목 카테고리
@@ -758,6 +759,7 @@ export function transformV2ToApi(
 
   // 2. items 생성 (BOM 결과 있으면 자재 상세, 없으면 완제품 기준)
   let items: Array<{
+    item_id?: number | null;
     item_name: string;
     item_code: string;
     specification: string | null;
@@ -788,6 +790,7 @@ export function transformV2ToApi(
           : parseFloat((baseQty * orderQty).toFixed(2));
 
         items.push({
+          item_id: bomItem.item_id || null,
           item_name: bomItem.item_name,
           item_code: bomItem.item_code,
           specification: bomItem.specification || null,
@@ -818,6 +821,7 @@ export function transformV2ToApi(
             : parseFloat((baseQty * orderQty).toFixed(2));
 
           items.push({
+            item_id: bomItem.item_id || null,
             item_name: bomItem.item_name,
             item_code: bomItem.item_code,
             specification: bomItem.specification || null,