feat(应用): 实现带可折叠侧边栏的仪表盘布局

添加从根路径到/app/dashboard的服务器端重定向
创建包含主内容容器的应用布局组件
实现带响应式侧边栏和顶栏的仪表盘页面
添加带平滑过渡效果的侧边栏切换功能
设置基础用户状态管理仓库
使用对等依赖标志更新package-lock.json中的依赖项
从锁定文件中移除冗余的picomatch条目
添加带路径解析导入的登录页面组件

src/lib/components/layout/Header.svelte

@@ -0,0 +1,7 @@
+<script lang="ts">
+
+</script>
+
+<div>
+	header
+</div>

src/lib/stores/userStore.ts

@@ -0,0 +1,5 @@
+import {writable} from 'svelte/store';
+
+export const user = writable( null);
+
+

src/routes/+layout.server.ts

@@ -0,0 +1,14 @@
+import { redirect } from '@sveltejs/kit';
+import type { LayoutServerLoad } from '../../.svelte-kit/types/src/routes/$types';
+
+export const load: LayoutServerLoad = async ({url}) => {
+
+	const targetPath = '/app/dashboard';
+
+	// 2. 检查当前访问的路径是否为根路径 '/'
+	//    并且确保当前路径不是目标路径本身，以避免无限循环
+	if (url.pathname === '/') {
+		// 如果是根路径，则执行重定向到目标路径
+		throw redirect(302, targetPath);
+	}
+};

src/routes/+page.svelte

@@ -1,2 +1,7 @@
-<h1>Welcome to SvelteKit</h1>
-<p>Visit <a href="https://svelte.dev/docs/kit">svelte.dev/docs/kit</a> to read the documentation</p>
+<script lang="ts">
+
+	import { redirect } from '@sveltejs/kit';
+	import { resolve } from '$app/paths';
+
+	redirect(302, `${resolve}/app/dashboard`);
+</script>

src/routes/app/+layout.svelte

@@ -0,0 +1,8 @@
+<script lang="ts">
+
+	let { children } = $props();
+</script>
+
+<main class="">
+	{@render children()}
+</main>

src/routes/app/dashboard/+page.svelte

@@ -0,0 +1,37 @@
+<script>
+	let isExpanded = false;
+
+	function toggleSidebar() {
+		isExpanded = !isExpanded;
+	}
+</script>
+<div class="flex h-screen bg-[#131314] text-gray-200 font-sans overflow-hidden">
+		<aside class="flex-shrink-0 flex flex-col bg-[#1e1f20] border-r border-gray-700/30
+									transition-all duration-300 ease-in-out relative
+									{isExpanded ?  'w-[280px]' : 'w-[72px]'}">
+
+			<div class="h-16 flex items-center px-4 justify-start">
+				<button
+					on:click={toggleSidebar}
+					class="p-2 hover:bg-gray-700/50 rounded-full text-gray-400 transition-colors"
+					aria-label="Toggle Menu"
+				>
+					123
+				</button>
+			</div>
+			<div>1</div>
+			<div>1</div>
+			<div>1</div>
+			<div>1</div>
+			<div>1</div>
+
+		</aside>
+
+	<div class="w-full">
+		<header class="w-full h-18 flex justify-end items-center px-4 bg-gray-300  ">
+			<div class=" rounded-full bg-black h-12 w-12 ">
+
+			</div>
+		</header>
+	</div>
+	</div>

src/routes/auth/login/+page.svelte

@@ -0,0 +1,4 @@
+<script lang="ts">
+	import { resolve } from '$app/paths';
+</script>
+