fix: restrict deletion to cancelled requests

frontend/src/pages/DashboardPage.tsx

@@ -4,7 +4,6 @@ import { deleteVisitRequest, getStatsSummary, listInside, listTodayAccess, listV
 import { StatsSummary, VisitRequestView } from '../types';
 import { STATUS_CLASS, STATUS_LABEL, formatDateTime } from '../status';
 import { VisitRequestDetailDialog } from '../components/VisitRequestDetailDialog';
-import { Dialog } from '../components/Dialog';
 import { useAuth } from '../auth/AuthContext';
 
 export const DashboardPage: React.FC = () => {
@@ -14,7 +13,6 @@ export const DashboardPage: React.FC = () => {
   const [exitedIds, setExitedIds] = useState<Set<number>>(new Set());
   const [checkOutById, setCheckOutById] = useState<Map<number, string>>(new Map());
   const [detailId, setDetailId] = useState<number | null>(null);
-  const [deleting, setDeleting] = useState<VisitRequestView | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [notice, setNotice] = useState<string | null>(null);
   const [loading, setLoading] = useState(true);
@@ -48,15 +46,8 @@ export const DashboardPage: React.FC = () => {
     loadDashboard();
   }, []);
 
-  const confirmDelete = async (text?: string) => {
-    const target = deleting;
-    if (!target) return;
-    if (text !== '삭제') {
-      setDeleting(null);
-      setError('삭제하려면 확인 입력란에 "삭제"를 입력하세요.');
-      return;
-    }
-    setDeleting(null);
+  const deleteCancelled = async (target: VisitRequestView) => {
+    if (target.status !== 'CANCELLED') return;
     setError(null);
     setNotice(null);
     try {
@@ -128,12 +119,12 @@ export const DashboardPage: React.FC = () => {
                     )}
                   </td>
                   <td className="row-actions">
-                    {hasRole('ADMIN') && (
+                    {hasRole('ADMIN') && r.status === 'CANCELLED' && (
                       <button
                         className="btn-link-danger"
                         onClick={(e) => {
                           e.stopPropagation();
-                          setDeleting(r);
+                          deleteCancelled(r);
                         }}
                       >
                         삭제
@@ -150,19 +141,6 @@ export const DashboardPage: React.FC = () => {
       {detailId != null && (
         <VisitRequestDetailDialog requestId={detailId} onClose={() => setDetailId(null)} />
       )}
-
-      {deleting != null && (
-        <Dialog
-          title="출입신청 삭제"
-          message={`${deleting.visitorName} / ${deleting.zoneName || '-'} 신청과 관련 테스트 기록을 함께 삭제합니다. 계속하려면 "삭제"를 입력하세요.`}
-          withInput
-          inputPlaceholder="삭제"
-          confirmLabel="삭제"
-          danger
-          onConfirm={confirmDelete}
-          onCancel={() => setDeleting(null)}
-        />
-      )}
     </div>
   );
 };

frontend/src/pages/VisitRequestListPage.tsx

@@ -13,7 +13,6 @@ export const VisitRequestListPage: React.FC = () => {
   const [loading, setLoading] = useState(true);
   const fileRef = useRef<HTMLInputElement>(null);
   const [cancelingId, setCancelingId] = useState<number | null>(null);
-  const [deleting, setDeleting] = useState<VisitRequestView | null>(null);
   const navigate = useNavigate();
   const { hasRole } = useAuth();
 
@@ -39,15 +38,8 @@ export const VisitRequestListPage: React.FC = () => {
     }
   };
 
-  const confirmDelete = async (text?: string) => {
-    const target = deleting;
-    if (!target) return;
-    if (text !== '삭제') {
-      setDeleting(null);
-      setError('삭제하려면 확인 입력란에 "삭제"를 입력하세요.');
-      return;
-    }
-    setDeleting(null);
+  const deleteCancelled = async (target: VisitRequestView) => {
+    if (target.status !== 'CANCELLED') return;
     setError(null);
     setNotice(null);
     try {
@@ -121,8 +113,8 @@ export const VisitRequestListPage: React.FC = () => {
                     {(r.status === 'PENDING' || r.status === 'APPROVED') && (
                       <button className="btn-link-danger" onClick={() => setCancelingId(r.id)}>취소</button>
                     )}
-                    {hasRole('ADMIN') && (
-                      <button className="btn-link-danger" onClick={() => setDeleting(r)}>삭제</button>
+                    {hasRole('ADMIN') && r.status === 'CANCELLED' && (
+                      <button className="btn-link-danger" onClick={() => deleteCancelled(r)}>삭제</button>
                     )}
                   </td>
                 </tr>
@@ -143,18 +135,6 @@ export const VisitRequestListPage: React.FC = () => {
         />
       )}
 
-      {deleting != null && (
-        <Dialog
-          title="출입신청 삭제"
-          message={`${deleting.visitorName} / ${deleting.zoneName || '-'} 신청과 관련 테스트 기록을 함께 삭제합니다. 계속하려면 "삭제"를 입력하세요.`}
-          withInput
-          inputPlaceholder="삭제"
-          confirmLabel="삭제"
-          danger
-          onConfirm={confirmDelete}
-          onCancel={() => setDeleting(null)}
-        />
-      )}
     </div>
   );
 };