feat: remove unused navigation items for video generation and material center

apps/desktop/src/components/Navigation.tsx

@@ -8,8 +8,6 @@ import {
   LinkIcon,
   WrenchScrewdriverIcon,
   SparklesIcon,
-  FilmIcon,
-  PhotoIcon,
 } from '@heroicons/react/24/outline';
 
 const Navigation: React.FC = () => {
@@ -52,18 +50,6 @@ const Navigation: React.FC = () => {
       icon: SparklesIcon,
       description: 'AI穿搭方案推荐与素材检索'
     },
-    {
-      name: '素材中心',
-      href: '/material-center',
-      icon: PhotoIcon,
-      description: '管理视频生成素材资源'
-    },
-    {
-      name: '视频生成',
-      href: '/video-generation',
-      icon: FilmIcon,
-      description: 'AI视频生成工作台'
-    },
     {
       name: '工具',
       href: '/tools',