fix: [card] 품의서 작성 버튼을 실제 품의서 작성 페이지로 이동

- API 호출 방식에서 router.push('/approval/draft/new')로 변경
- 불필요한 isLoadingApproval 상태 및 getApprovalFormUrl import 제거

src/components/hr/CardManagement/CardDetail.tsx

@@ -40,7 +40,6 @@ import {
   updateCard,
   deleteCard,
   getActiveEmployees,
-  getApprovalFormUrl,
 } from './actions';
 
 function formatExpiryDate(value: string): string {
@@ -113,7 +112,6 @@ export function CardDetail({ card, mode: initialMode, isLoading }: CardDetailPro
   const searchParams = useSearchParams();
   const [mode, setMode] = useState(initialMode);
   const [isSaving, setIsSaving] = useState(false);
-  const [isLoadingApproval, setIsLoadingApproval] = useState(false);
   const [employees, setEmployees] = useState<Array<{ id: string; label: string }>>([]);
   const [fieldErrors, setFieldErrors] = useState<FieldErrors>({});
 
@@ -216,21 +214,8 @@ export function CardDetail({ card, mode: initialMode, isLoading }: CardDetailPro
     }
   };
 
-  const handleApprovalForm = async () => {
-    if (!card?.id) return;
-    setIsLoadingApproval(true);
-    try {
-      const result = await getApprovalFormUrl(card.id);
-      if (result.success && result.data?.url) {
-        window.open(result.data.url, '_blank');
-      } else {
-        toast.error(result.error || '품의서 작성 페이지 URL 조회에 실패했습니다.');
-      }
-    } catch {
-      toast.error('품의서 작성 URL 조회 중 오류가 발생했습니다.');
-    } finally {
-      setIsLoadingApproval(false);
-    }
+  const handleApprovalForm = () => {
+    router.push('/ko/approval/draft/new');
   };
 
   if (isLoading) {
@@ -353,13 +338,8 @@ export function CardDetail({ card, mode: initialMode, isLoading }: CardDetailPro
               <Button
                 variant="outline"
                 onClick={handleApprovalForm}
-                disabled={isLoadingApproval}
               >
-                {isLoadingApproval ? (
-                  <Loader2 className="h-4 w-4 mr-2 animate-spin" />
-                ) : (
-                  <ExternalLink className="h-4 w-4 mr-2" />
-                )}
+                <ExternalLink className="h-4 w-4 mr-2" />
                 품의서 작성
               </Button>
             </CardContent>