全站汉化 + antd zhCN locale

frontend/src/admin/AdminLayout.tsx

@@ -15,11 +15,11 @@ const { Sider, Content, Header } = Layout
 const { Text } = Typography
 
 const menuItems = [
-  { key: '/admin', icon: <DashboardOutlined />, label: 'Dashboard' },
-  { key: '/admin/streams', icon: <VideoCameraOutlined />, label: 'Streams' },
-  { key: '/admin/streams/new', icon: <PlusOutlined />, label: 'New Stream' },
-  { key: '/admin/nodes', icon: <CloudServerOutlined />, label: 'Edge Nodes' },
-  { key: '/admin/settings', icon: <SettingOutlined />, label: 'Settings' },
+  { key: '/admin', icon: <DashboardOutlined />, label: '概览' },
+  { key: '/admin/streams', icon: <VideoCameraOutlined />, label: '直播列表' },
+  { key: '/admin/streams/new', icon: <PlusOutlined />, label: '创建直播' },
+  { key: '/admin/nodes', icon: <CloudServerOutlined />, label: '边缘节点' },
+  { key: '/admin/settings', icon: <SettingOutlined />, label: '系统设置' },
 ]
 
 export default function AdminLayout() {
@@ -81,7 +81,7 @@ export default function AdminLayout() {
             icon={<LogoutOutlined />}
             onClick={handleLogout}
           >
-            Logout
+            退出登录
           </Button>
         </Header>
         <Content style={{ padding: 32, overflow: 'auto' }}>