feat: ESLint 정리 및 전체 코드 품질 개선

- eslint.config.mjs 규칙 강화 및 정리
- 전역 unused import/변수 제거 (312개 파일)
- next.config.ts, middleware, proxy route 개선
- CopyableCell molecule 추가
- 회계/결재/HR/생산/건설/품질/영업 등 전 도메인 lint 정리
- IntegratedListTemplateV2, DataTable, MobileCard 등 공통 컴포넌트 개선
- execute-server-action 에러 핸들링 보강

src/components/production/WorkerScreen/InspectionInputModal.tsx

@@ -25,7 +25,6 @@ import { cn } from '@/lib/utils';
 import type { InspectionTemplateData, InspectionTemplateSectionItem } from './types';
 import { formatNumber } from '@/lib/utils/amount';
 import { getInspectionConfig } from '@/components/production/WorkOrders/actions';
-import type { InspectionConfigData } from '@/components/production/WorkOrders/actions';
 
 // 중간검사 공정 타입
 export type InspectionProcessType =
@@ -565,7 +564,7 @@ export function InspectionInputModal({
   const skipAutoJudgmentRef = useRef(false);
 
   // 절곡용 간격 포인트 초기화 (레거시 — bending_wip 등에서 사용)
-  const [gapPoints, setGapPoints] = useState<{ left: number | null; right: number | null }[]>(
+  const [, setGapPoints] = useState<{ left: number | null; right: number | null }[]>(
     Array(5).fill(null).map(() => ({ left: null, right: null }))
   );
 

src/components/production/WorkerScreen/ProcessDetailSection.tsx

@@ -20,7 +20,6 @@ import { getPresetStyle } from '@/lib/utils/status-config';
 import { Button } from '@/components/ui/button';
 import {
   AlertDialog,
-  AlertDialogAction,
   AlertDialogContent,
   AlertDialogDescription,
   AlertDialogFooter,

src/components/production/WorkerScreen/WorkItemCard.tsx

@@ -50,8 +50,8 @@ export const WorkItemCard = memo(function WorkItemCard({
   onEditMaterial,
   onDeleteMaterial,
   onInspectionClick,
-  inspectionChecked,
-  onInspectionToggle,
+  inspectionChecked: _inspectionChecked,
+  onInspectionToggle: _onInspectionToggle,
 }: WorkItemCardProps) {
   const [isMaterialListOpen, setIsMaterialListOpen] = useState(false);
 

src/components/production/WorkerScreen/index.tsx

@@ -245,10 +245,10 @@ export default function WorkerScreen() {
   const [inspectionStepName, setInspectionStepName] = useState<string>('');
 
   // 중간검사 체크 상태 관리: { [itemId]: boolean }
-  const [inspectionCheckedMap, setInspectionCheckedMap] = useState<Record<string, boolean>>({});
+  const [inspectionCheckedMap, _setInspectionCheckedMap] = useState<Record<string, boolean>>({});
 
   // 체크된 검사 항목 수 계산
-  const checkedInspectionCount = useMemo(() => {
+  const _checkedInspectionCount = useMemo(() => {
     return Object.values(inspectionCheckedMap).filter(Boolean).length;
   }, [inspectionCheckedMap]);
 
@@ -270,7 +270,7 @@ export default function WorkerScreen() {
   const [editMaterialQty, setEditMaterialQty] = useState('');
 
   // 완료 토스트 상태
-  const [toastInfo, setToastInfo] = useState<CompletionToastInfo | null>(null);
+  const [toastInfo, _setToastInfo] = useState<CompletionToastInfo | null>(null);
 
   // 공정 목록 캐시
   const [processListCache, setProcessListCache] = useState<Process[]>([]);
@@ -343,7 +343,7 @@ export default function WorkerScreen() {
       }
     };
     loadStepProgress();
-  // eslint-disable-next-line react-hooks/exhaustive-deps
+   
   }, [selectedSidebarOrderId]);
 
   // ===== 탭별 필터링된 작업 =====
@@ -705,7 +705,7 @@ export default function WorkerScreen() {
       }
     };
     loadInspectionData();
-  // eslint-disable-next-line react-hooks/exhaustive-deps
+   
   }, [selectedSidebarOrderId, workItems.length]);
 
   // ===== 작업지시 변경 시 작업 정보 자동 세팅 =====
@@ -728,7 +728,7 @@ export default function WorkerScreen() {
       setProductionManagerId('');
       setProductionDate('');
     }
-  // eslint-disable-next-line react-hooks/exhaustive-deps
+   
   }, [selectedSidebarOrderId, filteredWorkOrders, departmentList]);
 
   // ===== 수주 정보 (사이드바 선택 항목 기반) =====
@@ -929,7 +929,7 @@ export default function WorkerScreen() {
       try {
         const refreshResult = await getMyWorkOrders();
         if (refreshResult.success) setWorkOrders(refreshResult.data);
-      } catch {}
+      } catch { /* refresh failed silently */ }
     } else {
       toast.error(result.error || '수정에 실패했습니다.');
     }
@@ -969,7 +969,7 @@ export default function WorkerScreen() {
             // 로컬 오버라이드 모두 제거 (API 데이터가 최신)
             setInputMaterialsMap(new Map());
           }
-        } catch {}
+        } catch { /* refresh failed silently */ }
       } else {
         toast.error(result.error || '삭제에 실패했습니다.');
       }
@@ -1218,7 +1218,7 @@ export default function WorkerScreen() {
   }, [activeProcessTabKey, slatSubMode]);
 
   // 재공품 통합 문서 (작업일지 + 중간검사) 핸들러
-  const handleWipInspection = useCallback(() => {
+  const _handleWipInspection = useCallback(() => {
     const target = getTargetOrder();
     if (target) {
       setSelectedOrder(target);