docs: 更新文档内容及结构调整

- 修复文档中的格式问题和错误
- 新增功能文档：数据迁移和管理后台
- 调整文档目录结构，将管理后台移至功能分类
- 更新API文档中的字段说明和响应示例
- 优化后端配置文档，移除冗余内容

docs/.vitepress/config.mjs

@@ -1,49 +1,56 @@
-import { defineConfig } from 'vitepress'
+import { defineConfig } from 'vitepress';
 
 export default defineConfig({
-  title: 'CWD 评论系统文档',
-  description: '基于 Cloudflare Workers 的轻量级评论系统',
-  lang: 'zh-CN',
-  head: [
-    ['link', {
-      rel: 'icon',
-      href: 'https://github.com/anghunk/cwd-comments/blob/main/icon.png?raw=true'
-    }]
-  ],
-  themeConfig: {
-    nav: [
-      { text: '首页', link: '/' },
-      { text: '配置', link: '/guide/getting-started' },
-      { text: 'API', link: '/api/overview' }
-    ],
+	title: 'CWD 评论系统文档',
+	description: '基于 Cloudflare Workers 的轻量级评论系统',
+	lang: 'zh-CN',
+	head: [
+		[
+			'link',
+			{
+				rel: 'icon',
+				href: 'https://github.com/anghunk/cwd-comments/blob/main/icon.png?raw=true',
+			},
+		],
+	],
+	themeConfig: {
+		nav: [
+			{ text: '首页', link: '/' },
+			{ text: '配置', link: '/guide/getting-started' },
+			{ text: 'API', link: '/api/overview' },
+		],
 
-    sidebar: [
-      {
-        text: '配置',
-        items: [
-          { text: '快速开始', link: '/guide/getting-started' },
-          { text: '后端配置', link: '/guide/backend-config' },
-          { text: '前端配置', link: '/guide/frontend-config' },
-          { text: '管理后台', link: '/guide/admin-panel' },
-        ]
-      },
-      {
-        text: 'API 文档',
-        items: [
-          { text: '概览', link: '/api/overview' },
-          { text: '公开 API', link: '/api/public' },
-          { text: '管理员 API', link: '/api/admin' }
-        ]
-      }
-    ],
+		sidebar: [
+			{
+				text: '配置',
+				items: [
+					{ text: '快速开始', link: '/guide/getting-started' },
+					{ text: '后端配置', link: '/guide/backend-config' },
+					{ text: '前端配置', link: '/guide/frontend-config' },
+				],
+			},
+			{
+				text: '功能',
+				items: [
+					{ text: '管理后台', link: '/function/admin-panel' },
+					{ text: '数据迁移', link: '/function/data-migration' },
+				],
+			},
+			{
+				text: 'API 文档',
+				items: [
+					{ text: '概览', link: '/api/overview' },
+					{ text: '公开 API', link: '/api/public' },
+					{ text: '管理员 API', link: '/api/admin' },
+				],
+			},
+		],
 
-    socialLinks: [
-      { icon: 'github', link: 'https://github.com/anghunk/cwd-comments' }
-    ],
+		socialLinks: [{ icon: 'github', link: 'https://github.com/anghunk/cwd-comments' }],
 
-    footer: {
-      message: '基于 Cloudflare Workers 构建',
-      copyright: 'Copyright © 2026'
-    }
-  }
-})
+		footer: {
+			message: '基于 Cloudflare Workers 构建',
+			copyright: 'Copyright © 2026',
+		},
+	},
+});