feat(WEB): DynamicItemForm 필드 타입 확장 및 컴포넌트 레지스트리 추가

- DynamicFieldRenderer에 신규 필드 타입 추가 (Currency, File, MultiSelect, Radio, Reference, Toggle, UnitValue, Computed)
- DynamicTableSection 및 TableCellRenderer 추가
- 필드 프리셋 및 설정 구조 분리
- 컴포넌트 레지스트리 개발 도구 페이지 추가
- UniversalListPage 개선
- 근태관리 코드 정리
- 즐겨찾기 기능 및 동적 필드 타입 백엔드 스펙 문서 추가

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/components/hr/AttendanceManagement/index.tsx

@@ -23,7 +23,6 @@ import {
   UniversalListPage,
   type UniversalListConfig,
   type StatCard,
-  type TabOption,
   type FilterFieldConfig,
   type FilterValues,
 } from '@/components/templates/UniversalListPage';
@@ -250,19 +249,6 @@ export function AttendanceManagement() {
     },
   ], [stats]);
 
-  // 탭 옵션 (mergedRecords 기반)
-  const tabs: TabOption[] = useMemo(() => [
-    { value: 'all', label: '전체', count: mergedRecords.length, color: 'gray' },
-    { value: 'notYetIn', label: '미출근', count: stats.notYetInCount, color: 'gray' },
-    { value: 'onTime', label: '정시 출근', count: stats.onTimeCount, color: 'green' },
-    { value: 'late', label: '지각', count: stats.lateCount, color: 'yellow' },
-    { value: 'absent', label: '결근', count: stats.absentCount, color: 'red' },
-    { value: 'vacation', label: '휴가', count: stats.vacationCount, color: 'blue' },
-    { value: 'businessTrip', label: '출장', count: mergedRecords.filter(r => r.status === 'businessTrip').length, color: 'purple' },
-    { value: 'fieldWork', label: '외근', count: mergedRecords.filter(r => r.status === 'fieldWork').length, color: 'orange' },
-    { value: 'overtime', label: '연장근무', count: mergedRecords.filter(r => r.status === 'overtime').length, color: 'indigo' },
-  ], [mergedRecords.length, stats]);
-
   // 테이블 컬럼 정의
   const tableColumns = useMemo(() => [
     { key: 'no', label: '번호', className: 'w-[60px] text-center' },
@@ -441,8 +427,6 @@ export function AttendanceManagement() {
 
     columns: tableColumns,
 
-    tabs: tabs,
-    defaultTab: activeTab,
 
     filterConfig: filterConfig,
     initialFilters: filterValues,
@@ -480,63 +464,11 @@ export function AttendanceManagement() {
 
     searchPlaceholder: '이름, 부서 검색...',
 
-    // 엑셀 다운로드 설정 (fetchAllUrl로 전체 데이터 조회)
+    // 엑셀 다운로드 설정 (프론트 mergedRecords 사용 - 미출근 직원 포함)
     excelDownload: {
       columns: excelColumns,
       filename: '근태현황',
       sheetName: '근태',
-      fetchAllUrl: '/api/proxy/attendances',
-      fetchAllParams: () => {
-        const params: Record<string, string> = {};
-        if (startDate) params.date_from = startDate;
-        if (endDate) params.date_to = endDate;
-        return params;
-      },
-      mapResponse: (result: unknown) => {
-        const res = result as { data?: { data?: Record<string, unknown>[] } };
-        const items = res.data?.data ?? [];
-        return items.map((item) => {
-          const user = item.user as Record<string, unknown> | undefined;
-          const profiles = (user?.tenant_profiles ?? []) as Record<string, unknown>[];
-          const profile = profiles[0] as Record<string, unknown> | undefined;
-          const dept = profile?.department as Record<string, unknown> | undefined;
-          const legacyProfile = user?.tenant_profile as Record<string, unknown> | undefined;
-          const legacyDept = legacyProfile?.department as Record<string, unknown> | undefined;
-          const jsonDetails = (item.json_details ?? {}) as Record<string, unknown>;
-          const breakMins = item.break_minutes as number | null;
-          const overtimeMins = jsonDetails.overtime_minutes as number | undefined;
-
-          return {
-            id: String(item.id),
-            employeeId: String(item.user_id),
-            employeeName: (user?.name ?? '') as string,
-            department: (dept?.name ?? legacyDept?.name ?? '') as string,
-            position: (profile?.position_key ?? '') as string,
-            rank: ((legacyProfile?.rank ?? '') as string),
-            baseDate: item.base_date as string,
-            checkIn: (item.check_in ?? jsonDetails.check_in ?? null) as string | null,
-            checkOut: (item.check_out ?? jsonDetails.check_out ?? null) as string | null,
-            breakTime: breakMins != null
-              ? `${Math.floor(breakMins / 60)}:${(breakMins % 60).toString().padStart(2, '0')}`
-              : (jsonDetails.break_time as string || null),
-            overtimeHours: overtimeMins
-              ? (() => {
-                  const h = Math.floor(overtimeMins / 60);
-                  const m = overtimeMins % 60;
-                  if (h > 0 && m > 0) return `${h}시간 ${m}분`;
-                  if (h > 0) return `${h}시간`;
-                  return `${m}분`;
-                })()
-              : null,
-            workMinutes: (jsonDetails.work_minutes || null) as number | null,
-            reason: (jsonDetails.reason || null) as AttendanceRecord['reason'],
-            status: item.status as string,
-            remarks: (item.remarks ?? null) as string | null,
-            createdAt: item.created_at as string,
-            updatedAt: item.updated_at as string,
-          } as AttendanceRecord;
-        });
-      },
     },
 
     itemsPerPage: itemsPerPage,
@@ -551,11 +483,6 @@ export function AttendanceManagement() {
       );
     },
 
-    tabFilter: (item, activeTab) => {
-      if (activeTab === 'all') return true;
-      return item.status === activeTab;
-    },
-
     customFilterFn: (items, filterValues) => {
       if (!items || items.length === 0) return items;
       let filtered = items;
@@ -700,8 +627,6 @@ export function AttendanceManagement() {
   }), [
     mergedRecords,
     tableColumns,
-    tabs,
-    activeTab,
     filterConfig,
     filterValues,
     statCards,