feat: 수주 관리 Phase 3 - Frontend API 연동

- createOrderFromQuote(): 견적→수주 변환 API 호출
- createProductionOrder(): 생산지시 생성 API 호출
- WorkOrder 타입 및 변환 함수 추가
- 변경 내역 문서 작성

src/components/orders/actions.ts

@@ -66,9 +66,34 @@ interface ApiClient {
 interface ApiQuote {
   id: number;
   quote_no: string;
+  quote_number?: string;
   site_name: string | null;
 }
 
+interface ApiWorkOrder {
+  id: number;
+  tenant_id: number;
+  work_order_no: string;
+  sales_order_id: number;
+  project_name: string | null;
+  process_type: string;
+  status: string;
+  assignee_id: number | null;
+  team_id: number | null;
+  scheduled_date: string | null;
+  memo: string | null;
+  is_active: boolean;
+  created_at: string;
+  updated_at: string;
+  assignee?: { id: number; name: string } | null;
+  team?: { id: number; name: string } | null;
+}
+
+interface ApiProductionOrderResponse {
+  work_order: ApiWorkOrder;
+  order: ApiOrder;
+}
+
 interface ApiOrderStats {
   total: number;
   draft: number;
@@ -188,6 +213,46 @@ export interface OrderStats {
   confirmedAmount: number;
 }
 
+// 견적→수주 변환용
+export interface CreateFromQuoteData {
+  deliveryDate?: string;
+  memo?: string;
+}
+
+// 생산지시 생성용
+export interface CreateProductionOrderData {
+  processType?: 'screen' | 'slat' | 'bending';
+  assigneeId?: number;
+  teamId?: number;
+  scheduledDate?: string;
+  memo?: string;
+}
+
+// 생산지시(작업지시) 타입
+export interface WorkOrder {
+  id: string;
+  workOrderNo: string;
+  salesOrderId: number;
+  projectName: string | null;
+  processType: string;
+  status: string;
+  assigneeId?: number;
+  assigneeName?: string;
+  teamId?: number;
+  teamName?: string;
+  scheduledDate?: string;
+  memo?: string;
+  isActive: boolean;
+  createdAt: string;
+  updatedAt: string;
+}
+
+// 생산지시 생성 결과
+export interface ProductionOrderResult {
+  workOrder: WorkOrder;
+  order: Order;
+}
+
 // ============================================================================
 // 상태 매핑
 // ============================================================================
@@ -287,6 +352,26 @@ function transformFrontendToApi(data: OrderFormData): Record<string, unknown> {
   };
 }
 
+function transformWorkOrderApiToFrontend(apiData: ApiWorkOrder): WorkOrder {
+  return {
+    id: String(apiData.id),
+    workOrderNo: apiData.work_order_no,
+    salesOrderId: apiData.sales_order_id,
+    projectName: apiData.project_name,
+    processType: apiData.process_type,
+    status: apiData.status,
+    assigneeId: apiData.assignee_id ?? undefined,
+    assigneeName: apiData.assignee?.name ?? undefined,
+    teamId: apiData.team_id ?? undefined,
+    teamName: apiData.team?.name ?? undefined,
+    scheduledDate: apiData.scheduled_date ?? undefined,
+    memo: apiData.memo ?? undefined,
+    isActive: apiData.is_active,
+    createdAt: apiData.created_at,
+    updatedAt: apiData.updated_at,
+  };
+}
+
 // ============================================================================
 // API 함수
 // ============================================================================
@@ -628,3 +713,98 @@ export async function deleteOrders(ids: string[]): Promise<{
     return { success: false, error: '서버 오류가 발생했습니다.' };
   }
 }
+
+/**
+ * 견적에서 수주 생성
+ */
+export async function createOrderFromQuote(
+  quoteId: number,
+  data?: CreateFromQuoteData
+): Promise<{
+  success: boolean;
+  data?: Order;
+  error?: string;
+  __authError?: boolean;
+}> {
+  try {
+    const apiData: Record<string, unknown> = {};
+    if (data?.deliveryDate) apiData.delivery_date = data.deliveryDate;
+    if (data?.memo) apiData.memo = data.memo;
+
+    const { response, error } = await serverFetch(
+      `${process.env.NEXT_PUBLIC_API_URL}/api/v1/orders/from-quote/${quoteId}`,
+      { method: 'POST', body: JSON.stringify(apiData) }
+    );
+
+    if (error) {
+      return { success: false, error: error.message, __authError: error.code === 'UNAUTHORIZED' };
+    }
+
+    if (!response) {
+      return { success: false, error: '수주 생성에 실패했습니다.' };
+    }
+
+    const result: ApiResponse<ApiOrder> = await response.json();
+
+    if (!response.ok || !result.success) {
+      return { success: false, error: result.message || '수주 생성에 실패했습니다.' };
+    }
+
+    return { success: true, data: transformApiToFrontend(result.data) };
+  } catch (error) {
+    console.error('[createOrderFromQuote] Error:', error);
+    return { success: false, error: '서버 오류가 발생했습니다.' };
+  }
+}
+
+/**
+ * 생산지시 생성
+ */
+export async function createProductionOrder(
+  orderId: string,
+  data?: CreateProductionOrderData
+): Promise<{
+  success: boolean;
+  data?: ProductionOrderResult;
+  error?: string;
+  __authError?: boolean;
+}> {
+  try {
+    const apiData: Record<string, unknown> = {};
+    if (data?.processType) apiData.process_type = data.processType;
+    if (data?.assigneeId) apiData.assignee_id = data.assigneeId;
+    if (data?.teamId) apiData.team_id = data.teamId;
+    if (data?.scheduledDate) apiData.scheduled_date = data.scheduledDate;
+    if (data?.memo) apiData.memo = data.memo;
+
+    const { response, error } = await serverFetch(
+      `${process.env.NEXT_PUBLIC_API_URL}/api/v1/orders/${orderId}/production-order`,
+      { method: 'POST', body: JSON.stringify(apiData) }
+    );
+
+    if (error) {
+      return { success: false, error: error.message, __authError: error.code === 'UNAUTHORIZED' };
+    }
+
+    if (!response) {
+      return { success: false, error: '생산지시 생성에 실패했습니다.' };
+    }
+
+    const result: ApiResponse<ApiProductionOrderResponse> = await response.json();
+
+    if (!response.ok || !result.success) {
+      return { success: false, error: result.message || '생산지시 생성에 실패했습니다.' };
+    }
+
+    return {
+      success: true,
+      data: {
+        workOrder: transformWorkOrderApiToFrontend(result.data.work_order),
+        order: transformApiToFrontend(result.data.order),
+      },
+    };
+  } catch (error) {
+    console.error('[createProductionOrder] Error:', error);
+    return { success: false, error: '서버 오류가 발생했습니다.' };
+  }
+}