어드민 메뉴 관리 기능 추가

src/_nav.tsx

@@ -15,6 +15,7 @@ import {
   cilPuzzle,
   cilSpeedometer,
   cilStar,
+  cilMenu,
 } from '@coreui/icons'
 import { CNavGroup, CNavItem, CNavTitle } from '@coreui/react'
 
@@ -45,6 +46,16 @@ const _nav = [
     to: '/theme/typography',
     icon: <CIcon icon={cilPencil} customClassName="nav-icon" />,
   },
+  {
+    component: CNavTitle,
+    name: 'Admin',
+  },
+  {
+    component: CNavItem,
+    name: 'Menu Management',
+    to: '/admin/menu',
+    icon: <CIcon icon={cilMenu} customClassName="nav-icon" />,
+  },
   {
     component: CNavTitle,
     name: 'Extras',