feat(device): add device management feature

- Created device list page with loading states
- Implemented device service with API integration
- Added device response and request types
- Updated sidebar navigation with device management section
- Added laptop-settings icon
- Modified user table component to accept props
- Updated user service to return array of user profiles
- Changed app language to Chinese (zh-CN)

src/routes/admin/+page.svelte

@@ -1,18 +1,4 @@
 <script lang="ts">
-	import { hasRole } from '$lib/utils/auth.ts';
-
-	const isAdmin = hasRole(['admin'])
-
 </script>
 <div class="h-screen w-screen">
-
-	{#if isAdmin}
-		<div>
-			是管理员
-		</div>
-	{:else }
-		<div>
-			没有权限
-		</div>
-		{/if}
 </div>