Infrastructure Sync: Initial migration to custom self-hosted Gitea

src/app/admin/page.tsx

@@ -3,7 +3,6 @@ import React, { useState, useEffect } from "react";
 import Link from "next/link";
 import { useRouter } from "next/navigation";
 import { useSession } from "next-auth/react";
-import { useI18n } from "@/lib/i18n";
 import { getDemoStore } from "@/lib/mockData";
 
 interface AdminUser {
@@ -47,14 +46,25 @@ const INITIAL_ADMIN_USERS: AdminUser[] = [
 ];
 
 export default function AdminPage() {
-  const { t } = useI18n();
   const router = useRouter();
   const { data: session, status } = useSession();
 
   const [users, setUsers] = useState<AdminUser[]>(INITIAL_ADMIN_USERS);
   const [search, setSearch] = useState("");
-  const [totalTasks, setTotalTasks] = useState(67);
-  const [totalLists, setTotalLists] = useState(9);
+  const [totalTasks] = useState(() => {
+    if (typeof window !== "undefined") {
+      const store = getDemoStore();
+      return store.tasks ? store.tasks.length : 67;
+    }
+    return 67;
+  });
+  const [totalLists] = useState(() => {
+    if (typeof window !== "undefined") {
+      const store = getDemoStore();
+      return store.lists ? store.lists.length : 9;
+    }
+    return 9;
+  });
 
   // 어드민 권한 판별
   const userRole = session?.user?.role;
@@ -68,12 +78,6 @@ export default function AdminPage() {
     }
   }, [status, router]);
 
-  useEffect(() => {
-    const store = getDemoStore();
-    if (store.tasks) setTotalTasks(store.tasks.length);
-    if (store.lists) setTotalLists(store.lists.length);
-  }, []);
-
   // 로딩 중 스피너
   if (status === "loading" || status === "unauthenticated") {
     return (