refactor(WEB): 회계/결재/건설 등 공통화 3차 및 검색/상태 유틸 추가

- search.ts: 범용 검색 유틸리티 추출 (텍스트/날짜/상태 필터링)
- status-config.ts: 상태 설정 공통 유틸 추가
- 회계 모듈 types 간소화 및 컬럼 설정 공통 패턴 적용
- 회계 page.tsx 통일 (bad-debt/bills/deposits/sales 등 9개)
- 결재함(승인/기안/참조) 공통 패턴 적용
- 건설 모듈 견적/인수인계/이슈/기성 등 코드 정리
- IntegratedListTemplateV2 개선
- LanguageSelect/ThemeSelect 정리
- 체크리스트 문서 업데이트

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

src/components/settings/AccountManagement/index.tsx

@@ -252,7 +252,7 @@ export function AccountManagement() {
       tableHeaderActions: (
         <div className="flex items-center gap-2">
           <Select value={categoryFilter} onValueChange={setCategoryFilter}>
-            <SelectTrigger className="w-[130px] h-9">
+            <SelectTrigger className="min-w-[130px] w-auto h-9">
               <SelectValue placeholder="구분" />
             </SelectTrigger>
             <SelectContent>
@@ -262,7 +262,7 @@ export function AccountManagement() {
             </SelectContent>
           </Select>
           <Select value={institutionFilter} onValueChange={setInstitutionFilter}>
-            <SelectTrigger className="w-[150px] h-9">
+            <SelectTrigger className="min-w-[150px] w-auto h-9">
               <SelectValue placeholder="금융기관" />
             </SelectTrigger>
             <SelectContent>

src/components/settings/AttendanceSettingsManagement/index.tsx

@@ -219,7 +219,7 @@ export function AttendanceSettingsManagement() {
                 onValueChange={handleRadiusChange}
                 disabled={!settings.gpsEnabled}
               >
-                <SelectTrigger className="w-[120px]">
+                <SelectTrigger className="min-w-[120px] w-auto">
                   <SelectValue />
                 </SelectTrigger>
                 <SelectContent>

src/components/settings/NotificationSettings/index.tsx

@@ -77,7 +77,7 @@ function NotificationItemRow({ label, item, onChange, disabled }: NotificationIt
             }
             disabled={isDisabled}
           >
-            <SelectTrigger className="w-[140px] h-8">
+            <SelectTrigger className="min-w-[140px] w-auto h-8">
               <SelectValue />
             </SelectTrigger>
             <SelectContent>

src/components/settings/PaymentHistoryManagement/index.tsx

@@ -189,7 +189,7 @@ export function PaymentHistoryManagement({
   //   <div className="flex items-center gap-2 flex-wrap">
   //     {/* 정렬 */}
   //     <Select value={sortOption} onValueChange={(value) => setSortOption(value as SortOption)}>
-  //       <SelectTrigger className="w-[120px]">
+  //       <SelectTrigger className="min-w-[120px] w-auto">
   //         <SelectValue placeholder="정렬" />
   //       </SelectTrigger>
   //       <SelectContent>