0.0.27

feat: enhance caching strategies for Google Fonts
- Added caching configurations for Google Fonts stylesheets and webfonts. - Implemented 'StaleWhileRevalidate' for stylesheets and 'CacheFirst' for font files to optimize loading and improve performance.
2025-10-29 14:49:15 +08:00 · 2025-10-29 14:49:06 +08:00 · 2025-10-29 14:45:03 +08:00 · 2025-10-29 14:43:59 +08:00 · 2025-10-29 14:44:30 +08:00 · 2025-10-29 10:05:58 +08:00
20 changed files with 3815 additions and 125 deletions
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -43,8 +43,8 @@ jobs:
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=registry,ref=${{ secrets.REGISTRY_ENDPOINT }}/${{ github.repository_owner }}/litek:buildcache
-          cache-to: type=registry,ref=${{ secrets.REGISTRY_ENDPOINT }}/${{ github.repository_owner }}/litek:buildcache,mode=max
+          # cache-from: type=registry,ref=${{ secrets.REGISTRY_ENDPOINT }}/${{ github.repository_owner }}/litek:buildcache
+          # cache-to: type=registry,ref=${{ secrets.REGISTRY_ENDPOINT }}/${{ github.repository_owner }}/litek:buildcache,mode=max
          # platforms: linux/amd64,linux/arm64
          platforms: linux/amd64
      
--- a/index.html
+++ b/index.html
@@ -2,12 +2,71 @@
 <html lang="en">
  <head>
    <meta charset="UTF-8" />
-    <link rel="icon" type="image/svg+xml" href="/lite.svg" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>Lite Kit</title>
+    
+    <!-- Primary Meta Tags -->
+    <title>Lite Kit - Lightweight Online Tools</title>
+    <meta name="description" content="Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more. Fast, secure, and easy to use." />
+    <meta name="keywords" content="online tools,UUID generator,JSON formatter,Base64 encoder,network tools,DNS lookup,Ping test,TCPing,speed test,IP query" />
+    <meta name="author" content="Lite Kit" />
+    <meta name="theme-color" content="#000000" />
+    
+    <!-- Favicon -->
+    <link rel="icon" type="image/svg+xml" href="/lite.svg" />
+    
+    <!-- DNS Prefetch & Preconnect for external APIs -->
+    <link rel="dns-prefetch" href="https://ipinfo.io">
+    <link rel="preconnect" href="https://ipinfo.io" crossorigin>
+    
+    <!-- Google Fonts -->
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400;500&family=Noto+Sans+SC:wght@400;500&display=swap" rel="stylesheet">
+    
+    <!-- Open Graph / Facebook -->
+    <meta property="og:type" content="website" />
+    <meta property="og:url" content="https://litek.typist.cc/" />
+    <meta property="og:title" content="Lite Kit - Lightweight Online Tools" />
+    <meta property="og:description" content="Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more." />
+    <meta property="og:image" content="https://litek.typist.cc/lite.svg" />
+    <meta property="og:site_name" content="Lite Kit" />
+    
+    <!-- Twitter Card -->
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:title" content="Lite Kit - Lightweight Online Tools" />
+    <meta name="twitter:description" content="Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more." />
+    <meta name="twitter:image" content="https://litek.typist.cc/lite.svg" />
+    
+    <!-- PWA Manifest -->
+    <link rel="manifest" href="/manifest.json" />
+    
+    <!-- Structured Data (JSON-LD) -->
+    <script type="application/ld+json">
+    {
+      "@context": "https://schema.org",
+      "@type": "WebSite",
+      "name": "Lite Kit",
+      "description": "Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more",
+      "url": "https://litek.typist.cc/",
+      "author": {
+        "@type": "Organization",
+        "name": "Lite Kit"
+      },
+      "applicationCategory": "UtilitiesApplication",
+      "offers": {
+        "@type": "Offer",
+        "price": "0",
+        "priceCurrency": "USD"
+      }
+    }
+    </script>
  </head>
  <body>
    <div id="root"></div>
    <script type="module" src="/src/main.tsx"></script>
+
+    <!-- Cloudflare Web Analytics -->
+    <script defer src='https://static.cloudflareinsights.com/beacon.min.js' data-cf-beacon='{"token": "2aecdc025eb043bc89ce931b54a80054"}'></script>
+    <!-- End Cloudflare Web Analytics -->
  </body>
 </html>
--- a/package.json
+++ b/package.json
@@ -1,11 +1,12 @@
 {
  "name": "litek",
  "private": true,
-  "version": "0.0.12",
+  "version": "0.0.27",
  "type": "module",
  "scripts": {
    "dev": "vite",
    "build": "tsc -b && vite build",
+    "generate:sitemap": "tsx scripts/generate-sitemap.ts",
    "lint": "eslint .",
    "preview": "vite preview",
    "release:patch": "npm version patch && git push --follow-tags",
@@ -43,17 +44,22 @@
    "eslint-plugin-react-hooks": "^5.2.0",
    "eslint-plugin-react-refresh": "^0.4.22",
    "globals": "^16.4.0",
+    "terser": "^5.44.0",
+    "tsx": "^4.19.2",
    "tw-animate-css": "^1.4.0",
    "typescript": "~5.9.3",
    "typescript-eslint": "^8.45.0",
-    "vite": "npm:rolldown-vite@7.1.14"
+    "vite": "npm:rolldown-vite@7.1.14",
+    "vite-plugin-pwa": "^1.1.0",
+    "workbox-window": "^7.3.0"
  },
  "pnpm": {
    "overrides": {
      "vite": "npm:rolldown-vite@7.1.14"
    },
    "onlyBuiltDependencies": [
-      "@swc/core"
+      "@swc/core",
+      "esbuild"
    ]
  }
 }
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
--- a/public/manifest.json
+++ b/public/manifest.json
@@ -0,0 +1,21 @@
+{
+  "name": "Lite Kit - Lightweight Online Tools",
+  "short_name": "Lite Kit",
+  "description": "Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#000000",
+  "theme_color": "#000000",
+  "orientation": "portrait-primary",
+  "icons": [
+    {
+      "src": "/lite.svg",
+      "type": "image/svg+xml",
+      "sizes": "any"
+    }
+  ],
+  "categories": ["utilities", "productivity"],
+  "lang": "en",
+  "dir": "ltr"
+}
+
--- a/public/robots.txt
+++ b/public/robots.txt
@@ -0,0 +1,21 @@
+# Allow all crawlers
+User-agent: *
+Allow: /
+
+# Sitemaps
+Sitemap: https://litek.typist.cc/sitemap.xml
+
+# Common bots
+User-agent: Googlebot
+Allow: /
+
+User-agent: Bingbot
+Allow: /
+
+User-agent: Baiduspider
+Allow: /
+
+# Crawl-delay for less aggressive bots
+User-agent: *
+Crawl-delay: 1
+
--- a/public/sitemap.xml
+++ b/public/sitemap.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <url>
+    <loc>https://litek.typist.cc</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>weekly</changefreq>
+    <priority>1.0</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>weekly</changefreq>
+    <priority>0.9</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/uuid</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.9</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/json</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.9</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/base64</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.9</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/network/dns</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.8</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/network/ping</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.8</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/network/tcping</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.8</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/network/speedtest</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.8</priority>
+  </url>
+  <url>
+    <loc>https://litek.typist.cc/tool/network/ipquery</loc>
+    <lastmod>2025-10-29</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>0.8</priority>
+  </url>
+</urlset>
--- a/scripts/generate-sitemap.ts
+++ b/scripts/generate-sitemap.ts
@@ -0,0 +1,83 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import { fileURLToPath } from 'url';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+interface SitemapUrl {
+  loc: string;
+  lastmod: string;
+  changefreq: string;
+  priority: string;
+}
+
+const BASE_URL = 'https://litek.typist.cc';
+const currentDate = new Date().toISOString().split('T')[0];
+
+const tools = [
+  { path: '/tool/uuid', priority: '0.9' },
+  { path: '/tool/json', priority: '0.9' },
+  { path: '/tool/base64', priority: '0.9' },
+  { path: '/tool/network/dns', priority: '0.8' },
+  { path: '/tool/network/ping', priority: '0.8' },
+  { path: '/tool/network/tcping', priority: '0.8' },
+  { path: '/tool/network/speedtest', priority: '0.8' },
+  { path: '/tool/network/ipquery', priority: '0.8' },
+];
+
+const urls: SitemapUrl[] = [
+  {
+    loc: BASE_URL,
+    lastmod: currentDate,
+    changefreq: 'weekly',
+    priority: '1.0',
+  },
+  {
+    loc: `${BASE_URL}/tool`,
+    lastmod: currentDate,
+    changefreq: 'weekly',
+    priority: '0.9',
+  },
+];
+
+// Add all tool pages
+tools.forEach((tool) => {
+  urls.push({
+    loc: `${BASE_URL}${tool.path}`,
+    lastmod: currentDate,
+    changefreq: 'monthly',
+    priority: tool.priority,
+  });
+});
+
+function generateSitemap(): string {
+  let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
+  xml += '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n';
+
+  urls.forEach((url) => {
+    xml += '  <url>\n';
+    xml += `    <loc>${url.loc}</loc>\n`;
+    xml += `    <lastmod>${url.lastmod}</lastmod>\n`;
+    xml += `    <changefreq>${url.changefreq}</changefreq>\n`;
+    xml += `    <priority>${url.priority}</priority>\n`;
+    xml += '  </url>\n';
+  });
+
+  xml += '</urlset>\n';
+  return xml;
+}
+
+// Generate and write sitemap
+const sitemap = generateSitemap();
+const publicDir = path.resolve(__dirname, '../public');
+const sitemapPath = path.join(publicDir, 'sitemap.xml');
+
+// Ensure public directory exists
+if (!fs.existsSync(publicDir)) {
+  fs.mkdirSync(publicDir, { recursive: true });
+}
+
+fs.writeFileSync(sitemapPath, sitemap, 'utf-8');
+console.log(`✅ Sitemap generated successfully at ${sitemapPath}`);
+
--- a/src/components/sidebar/index.tsx
+++ b/src/components/sidebar/index.tsx
@@ -1,11 +1,11 @@
 import type { ReactNode } from "react";
+import { Link } from "react-router-dom";
+import { ChevronRight } from "lucide-react";
+
 import { Sidebar, SidebarContent, SidebarFooter, SidebarGroup, SidebarGroupContent, SidebarGroupLabel, SidebarHeader, SidebarMenuButton, SidebarMenuItem, SidebarMenu, SidebarMenuSub, SidebarMenuSubItem, SidebarMenuSubButton } from "@/components/ui/sidebar";
 import { Collapsible, CollapsibleTrigger, CollapsibleContent } from "@/components/ui/collapsible";
 import { tools, type Tool } from "@/components/tool";
-import { Link } from "react-router-dom";
-import { ModeToggle } from "@/components/theme/toggle";
-import { Button } from "../ui/button";
-import { ChevronRight } from "lucide-react";
+

 export const AppSidebar = () => {
  // 递归构建完整路径
@@ -13,6 +13,46 @@ export const AppSidebar = () => {
    return `/tool/${pathSegments.join("/")}`;
  };

+  // 递归渲染子菜单内容
+  const renderSubMenuContent = (child: Tool, currentPaths: string[]): ReactNode => {
+    if (child.children) {
+      // 子菜单内的可折叠项
+      return (
+        <Collapsible defaultOpen={false} className="group/collapsible">
+          <CollapsibleTrigger asChild>
+            <SidebarMenuSubButton>
+              {child.icon}
+              <span>{child.name}</span>
+              <ChevronRight className="ml-auto transition-transform duration-200 group-data-[state=open]/collapsible:rotate-90" />
+            </SidebarMenuSubButton>
+          </CollapsibleTrigger>
+          <CollapsibleContent>
+            <SidebarMenuSub>
+              {child.children.map((subChild) => (
+                <SidebarMenuSubItem key={subChild.name}>
+                  {renderSubMenuContent(subChild, [...currentPaths, child.path])}
+                </SidebarMenuSubItem>
+              ))}
+            </SidebarMenuSub>
+          </CollapsibleContent>
+        </Collapsible>
+      );
+    }
+
+    // 叶子节点
+    return (
+      <SidebarMenuSubButton asChild>
+        <Link
+          to={buildFullPath([...currentPaths, child.path])}
+          title={child.description}
+        >
+          {child.icon}
+          <span>{child.name}</span>
+        </Link>
+      </SidebarMenuSubButton>
+    );
+  };
+
  // 递归渲染菜单项
  const renderMenuItem = (tool: Tool, parentPaths: string[] = []): ReactNode => {
    const currentPaths = [...parentPaths, tool.path];
@@ -20,12 +60,11 @@ export const AppSidebar = () => {
    if (tool.children) {
      // 有子菜单的项目
      return (
+        <SidebarMenuItem key={tool.name}>
          <Collapsible
-          key={tool.name}
            defaultOpen={false}
            className="group/collapsible"
          >
-          <SidebarMenuItem>
            <CollapsibleTrigger asChild>
              <SidebarMenuButton tooltip={tool.description}>
                {tool.icon}
@@ -37,25 +76,13 @@ export const AppSidebar = () => {
              <SidebarMenuSub>
                {tool.children.map((child) => (
                  <SidebarMenuSubItem key={child.name}>
-                    {child.children ? (
-                      renderMenuItem(child, currentPaths)
-                    ) : (
-                      <SidebarMenuSubButton asChild>
-                        <Link
-                          to={buildFullPath([...currentPaths, child.path])}
-                          title={child.description}
-                        >
-                          {child.icon}
-                          <span>{child.name}</span>
-                        </Link>
-                      </SidebarMenuSubButton>
-                    )}
+                    {renderSubMenuContent(child, currentPaths)}
                  </SidebarMenuSubItem>
                ))}
              </SidebarMenuSub>
            </CollapsibleContent>
-          </SidebarMenuItem>
          </Collapsible>
+        </SidebarMenuItem>
      );
    }

@@ -88,10 +115,9 @@ export const AppSidebar = () => {
        </SidebarGroup>
      </SidebarContent>
      <SidebarFooter className="flex flex-row justify-between items-center gap-2">
-        <Button variant="link">
+        <SidebarMenuButton variant="outline" asChild>
          <a href="mailto:litek@mail.typist.cc">need more tools?</a>
-        </Button>
-        <ModeToggle />
+        </SidebarMenuButton>
      </SidebarFooter>
    </Sidebar>
  );
--- a/src/components/tool/index.tsx
+++ b/src/components/tool/index.tsx
@@ -1,17 +1,22 @@
-import type { ReactNode } from 'react';
+import { lazy, type ReactNode, type ComponentType } from 'react';
 import { FileJson, Hash, Binary, Network, Globe, Activity, Gauge, Wifi, MapPin } from 'lucide-react'

-import UUID from './uuid'
-import JSON from './json'
-import Base64 from './base64'
-import { DNS, Ping, TCPing, SpeedTest, IPQuery } from './network'
+// 懒加载工具组件
+const UUID = lazy(() => import('./uuid'))
+const JSON = lazy(() => import('./json'))
+const Base64 = lazy(() => import('./base64'))
+const DNS = lazy(() => import('./network/dns'))
+const Ping = lazy(() => import('./network/ping'))
+const TCPing = lazy(() => import('./network/tcping'))
+const SpeedTest = lazy(() => import('./network/speedtest'))
+const IPQuery = lazy(() => import('./network/ipquery'))

 export interface Tool {
  path: string;
  name: string;
  icon: ReactNode;
  description: string;
-  component?: ReactNode;
+  component?: ComponentType;
  children?: Tool[];
 }

@@ -21,21 +26,21 @@ export const tools: Tool[] = [
    name: "UUID Generator",
    description: "Generate a UUID",
    icon: <Hash />,
-    component: <UUID />,
+    component: UUID,
  },
  {
    path: "json",
    name: "JSON Formatter",
    description: "Format and validate JSON",
    icon: <FileJson />,
-    component: <JSON />,
+    component: JSON,
  },
  {
    path: "base64",
    name: "Base64 Encoder/Decoder",
    description: "Encode and decode Base64",
    icon: <Binary />,
-    component: <Base64 />,
+    component: Base64,
  },
  {
    path: "network",
@@ -48,35 +53,35 @@ export const tools: Tool[] = [
        name: "DNS Lookup",
        description: "DNS query tool",
        icon: <Globe />,
-        component: <DNS />,
+        component: DNS,
      },
      {
        path: "ping",
        name: "Ping",
        description: "Ping test tool",
        icon: <Activity />,
-        component: <Ping />,
+        component: Ping,
      },
      {
        path: "tcping",
        name: "TCPing",
        description: "TCP port connectivity test",
        icon: <Wifi />,
-        component: <TCPing />,
+        component: TCPing,
      },
      {
        path: "speedtest",
        name: "Speed Test",
        description: "Website speed test",
        icon: <Gauge />,
-        component: <SpeedTest />,
+        component: SpeedTest,
      },
      {
        path: "ipquery",
        name: "IP Query",
        description: "Query IP location, quality and risk info",
        icon: <MapPin />,
-        component: <IPQuery />,
+        component: IPQuery,
      },
    ],
  },
--- a/src/components/tool/network/index.tsx
+++ b/src/components/tool/network/index.tsx
@@ -1,6 +0,0 @@
-export { default as DNS } from './dns';
-export { default as Ping } from './ping';
-export { default as TCPing } from './tcping';
-export { default as SpeedTest } from './speedtest';
-export { default as IPQuery } from './ipquery';
-
--- a/src/components/tool/network/ipquery.tsx
+++ b/src/components/tool/network/ipquery.tsx
@@ -91,8 +91,8 @@ const Tool: FC = () => {
    const startTime = performance.now();

    try {
-      // 使用 ip-api.com (免费，功能较全)
-      const response = await fetch(`http://ip-api.com/json/${encodeURIComponent(ip.trim())}?fields=status,message,country,countryCode,region,city,lat,lon,timezone,isp,org,as,proxy,hosting,query`);
+      // 使用 ipinfo.io (免费，稳定可靠)
+      const response = await fetch(`https://ipinfo.io/${encodeURIComponent(ip.trim())}/json`);
      
      if (!response.ok) {
        throw new Error(`HTTP error! status: ${response.status}`);
@@ -103,28 +103,8 @@ const Tool: FC = () => {
      
      setQueryTime(endTime - startTime);

-      if (data.status === "fail") {
-        toast.error(data.message || "Query failed");
-        return;
-      }
-
-      // 转换为统一格式
-      const ipData: IPInfo = {
-        ip: data.query,
-        city: data.city,
-        region: data.region,
-        country: data.country,
-        countryCode: data.countryCode,
-        loc: data.lat && data.lon ? `${data.lat},${data.lon}` : undefined,
-        timezone: data.timezone,
-        isp: data.isp,
-        org: data.org,
-        as: data.as,
-        proxy: data.proxy,
-        hosting: data.hosting,
-      };
-
-      setIpInfo(ipData);
+      // ipinfo.io 返回格式已经符合 IPInfo 接口
+      setIpInfo(data);
      toast.success("Query successful");
    } catch (error) {
      if (error instanceof Error) {
@@ -146,14 +126,18 @@ const Tool: FC = () => {
  const getRiskLevel = () => {
    if (!ipInfo) return null;
    
-    if (ipInfo.proxy || ipInfo.hosting) {
+    // ipinfo.io 通过 org 字段可以简单判断是否为托管IP
+    const orgLower = ipInfo.org?.toLowerCase() || "";
+    const isHosting = orgLower.includes("hosting") || 
+                     orgLower.includes("datacenter") || 
+                     orgLower.includes("cloud") ||
+                     orgLower.includes("server");
+    
+    if (isHosting) {
      return {
-        level: "High",
-        color: "text-red-500",
-        reasons: [
-          ipInfo.proxy && "Proxy/VPN detected",
-          ipInfo.hosting && "Hosting/Datacenter IP",
-        ].filter(Boolean),
+        level: "Medium",
+        color: "text-yellow-500",
+        reasons: ["Possible Hosting/Datacenter IP"],
      };
    }
    
--- a/src/components/tool/uuid.tsx
+++ b/src/components/tool/uuid.tsx
@@ -1,22 +1,94 @@
-import { type FC } from "react";
-
+import { type FC, useState } from "react";
+import { RefreshCw, Copy } from "lucide-react";
 import * as uuid from 'uuid'
 import { nanoid } from 'nanoid'
+import { Button } from "@/components/ui/button";
+import { toast } from "sonner";
+
+interface IDGeneratorProps {
+  label: string;
+  value: string;
+  onRegenerate: () => void;
+}
+
+const IDGenerator: FC<IDGeneratorProps> = ({ label, value, onRegenerate }) => {
+  const copyToClipboard = async () => {
+    try {
+      await navigator.clipboard.writeText(value);
+      toast(`${label} has been copied to clipboard`);
+    } catch (err) {
+      toast.error("Copy failed");
+    }
+  };
+
+  return (
+    <div className="flex flex-col gap-2">
+      <label className="font-medium">{label}</label>
+      <div className="flex items-center gap-2">
+        <span className="flex-1 px-3 py-2 bg-muted rounded-md font-mono text-sm break-all max-w-[400px]">
+          {value}
+        </span>
+        <Button
+          size="icon"
+          variant="outline"
+          onClick={onRegenerate}
+          title="Regenerate"
+        >
+          <RefreshCw className="h-4 w-4" />
+        </Button>
+        <Button
+          size="icon"
+          variant="outline"
+          onClick={copyToClipboard}
+          title="Copy"
+        >
+          <Copy className="h-4 w-4" />
+        </Button>
+      </div>
+    </div>
+  );
+};

 const Tool: FC = () => {
+  const [uuidV1, setUuidV1] = useState(() => uuid.v1());
+  const [uuidV4, setUuidV4] = useState(() => uuid.v4());
+  const [uuidV6, setUuidV6] = useState(() => uuid.v6());
+  const [uuidV7, setUuidV7] = useState(() => uuid.v7());
+  const [nanoId, setNanoId] = useState(() => nanoid());
+
  return (
    <div className="flex flex-col gap-4">
-      <span className="text-sm text-muted-foreground">Refresh the page to generate new UUID</span>
-      <label>UUID Version 1</label>
-      <span>{uuid.v1()}</span>
-      <label>UUID Version 4</label>
-      <span>{uuid.v4()}</span>
-      <label>UUID Version 6</label>
-      <span>{uuid.v6()}</span>
-      <label>UUID Version 7</label>
-      <span>{uuid.v7()}</span>
-      <label>Nano ID</label>
-      <span>{nanoid()}</span>
+      <span className="text-sm text-muted-foreground">Click the refresh button to regenerate the corresponding ID</span>
+      
+      <IDGenerator 
+        label="UUID Version 1" 
+        value={uuidV1} 
+        onRegenerate={() => setUuidV1(uuid.v1())} 
+      />
+      
+      <IDGenerator 
+        label="UUID Version 4" 
+        value={uuidV4} 
+        onRegenerate={() => setUuidV4(uuid.v4())} 
+      />
+      
+      <IDGenerator 
+        label="UUID Version 6" 
+        value={uuidV6} 
+        onRegenerate={() => setUuidV6(uuid.v6())} 
+      />
+      
+      <IDGenerator 
+        label="UUID Version 7" 
+        value={uuidV7} 
+        onRegenerate={() => setUuidV7(uuid.v7())} 
+      />
+      
+      <IDGenerator 
+        label="Nano ID" 
+        value={nanoId} 
+        onRegenerate={() => setNanoId(nanoid())} 
+      />
    </div>
  );
 };
--- a/src/hooks/use-seo.ts
+++ b/src/hooks/use-seo.ts
@@ -0,0 +1,96 @@
+import { useEffect } from 'react';
+import { useLocation } from 'react-router-dom';
+
+interface UseSEOOptions {
+  title?: string;
+  description?: string;
+  baseUrl?: string;
+}
+
+/**
+ * SEO Hook - 动态更新页面 SEO 元数据
+ * 
+ * @param options - SEO 配置选项
+ * @param options.title - 页面标题（可选）
+ * @param options.description - 页面描述（可选）
+ * @param options.baseUrl - 网站基础 URL，默认为 https://litek.typist.cc
+ * 
+ * @example
+ * ```tsx
+ * // 在组件中使用
+ * useSEO({
+ *   title: 'UUID Generator',
+ *   description: 'Free online UUID generator tool'
+ * });
+ * ```
+ */
+export const useSEO = (options: UseSEOOptions = {}) => {
+  const location = useLocation();
+  const { 
+    title, 
+    description, 
+    baseUrl = 'https://litek.typist.cc' 
+  } = options;
+
+  useEffect(() => {
+    // 构建当前页面的完整 URL
+    const canonicalUrl = `${baseUrl}${location.pathname}`;
+    
+    // 更新或创建 canonical 链接
+    let canonical = document.querySelector('link[rel="canonical"]') as HTMLLinkElement;
+    if (!canonical) {
+      canonical = document.createElement('link');
+      canonical.setAttribute('rel', 'canonical');
+      document.head.appendChild(canonical);
+    }
+    canonical.setAttribute('href', canonicalUrl);
+
+    // 更新页面标题
+    if (title) {
+      document.title = `${title} - Lite Kit`;
+    }
+
+    // 更新 meta description
+    if (description) {
+      let metaDescription = document.querySelector('meta[name="description"]') as HTMLMetaElement;
+      if (metaDescription) {
+        metaDescription.setAttribute('content', description);
+      }
+    }
+
+    // 更新 Open Graph URL
+    let ogUrl = document.querySelector('meta[property="og:url"]') as HTMLMetaElement;
+    if (ogUrl) {
+      ogUrl.setAttribute('content', canonicalUrl);
+    }
+
+    // 更新 Open Graph Title
+    if (title) {
+      let ogTitle = document.querySelector('meta[property="og:title"]') as HTMLMetaElement;
+      if (ogTitle) {
+        ogTitle.setAttribute('content', `${title} - Lite Kit`);
+      }
+
+      // 更新 Twitter Card Title
+      let twitterTitle = document.querySelector('meta[name="twitter:title"]') as HTMLMetaElement;
+      if (twitterTitle) {
+        twitterTitle.setAttribute('content', `${title} - Lite Kit`);
+      }
+    }
+
+    // 更新 Open Graph Description
+    if (description) {
+      let ogDescription = document.querySelector('meta[property="og:description"]') as HTMLMetaElement;
+      if (ogDescription) {
+        ogDescription.setAttribute('content', description);
+      }
+
+      // 更新 Twitter Card Description
+      let twitterDescription = document.querySelector('meta[name="twitter:description"]') as HTMLMetaElement;
+      if (twitterDescription) {
+        twitterDescription.setAttribute('content', description);
+      }
+    }
+  }, [location.pathname, title, description, baseUrl]);
+};
+
--- a/src/index.css
+++ b/src/index.css
@@ -116,6 +116,7 @@
  }
  body {
    @apply bg-background text-foreground;
+    font-family: 'Roboto Mono', 'Noto Sans SC', 'SF Mono', Consolas, monospace;
  }
 }

--- a/src/layout.tsx
+++ b/src/layout.tsx
@@ -4,15 +4,22 @@ import { Outlet } from "react-router-dom";
 import { ThemeProvider } from "@/components/theme/provider"
 import { SidebarProvider, SidebarTrigger } from "@/components/ui/sidebar"
 import { AppSidebar } from "@/components/sidebar";
+import { ModeToggle } from "@/components/theme/toggle";

-export const Layout: FC = () => (
+import { useSEO } from "@/hooks/use-seo";
+
+export const Layout: FC = () => {
+  // 使用 SEO hook 自动更新 canonical URL 和其他 SEO 元数据
+  useSEO();
+
+  return (
    <ThemeProvider defaultTheme="dark" storageKey="vite-ui-theme">
      <SidebarProvider>
        <AppSidebar />
        <div className="p-4 flex flex-col w-full h-[100vh] overflow-hidden">
          <nav className="flex items-center justify-between">
            <SidebarTrigger className="size-10" />
-          <div role="actions" />
+            <ModeToggle />
          </nav>
          <main className="flex-1 overflow-auto p-4 overflow-hidden">
            <Outlet />
@@ -21,3 +28,4 @@ export const Layout: FC = () => (
      </SidebarProvider>
    </ThemeProvider>
  );
+};
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -13,3 +13,21 @@ createRoot(document.getElementById('root')!).render(
    <Toaster />
  </StrictMode>
 )
+
+// 注册 Service Worker
+if ('serviceWorker' in navigator && import.meta.env.PROD) {
+  import('workbox-window').then(({ Workbox }) => {
+    const wb = new Workbox('/sw.js')
+    
+    wb.addEventListener('installed', (event) => {
+      if (event.isUpdate) {
+        console.log('New service worker installed, reloading page...')
+        window.location.reload()
+      }
+    })
+
+    wb.register()
+  }).catch((error) => {
+    console.error('Failed to register service worker:', error)
+  })
+}
--- a/src/router.tsx
+++ b/src/router.tsx
@@ -1,3 +1,4 @@
+import { Suspense, createElement } from "react";
 import {
  createBrowserRouter,
  redirect,
@@ -8,6 +9,19 @@ import {
 import { tools, type Tool } from "@/components/tool";
 import { Layout } from "./layout";

+// 加载中的占位组件
+const LoadingFallback = () => (
+  <div className="flex items-center justify-center h-full">
+    <div className="text-center flex flex-col items-center gap-3">
+      <div className="relative">
+        <div className="h-12 w-12 rounded-full border-4 border-muted"></div>
+        <div className="absolute top-0 left-0 h-12 w-12 rounded-full border-4 border-primary border-t-transparent animate-spin"></div>
+      </div>
+      <p className="text-sm text-muted-foreground font-medium">Loading...</p>
+    </div>
+  </div>
+);
+
 const buildToolRoutes = (tools: Tool[]): RouteObject[] => {
  return tools.map((tool) => {
    const route: RouteObject = {
@@ -15,7 +29,12 @@ const buildToolRoutes = (tools: Tool[]): RouteObject[] => {
    };

    if (tool.component) {
-      route.element = tool.component;
+      // 使用 Suspense 包裹懒加载组件
+      route.element = (
+        <Suspense fallback={<LoadingFallback />}>
+          {createElement(tool.component)}
+        </Suspense>
+      );
    }

    if (tool.children && tool.children.length > 0) {
--- a/src/vite-env.d.ts
+++ b/src/vite-env.d.ts
@@ -0,0 +1,3 @@
+/// <reference types="vite/client" />
+/// <reference types="vite-plugin-pwa/client" />
+
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -2,13 +2,132 @@ import path from "path"
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
 import tailwindcss from "@tailwindcss/vite"
+import { VitePWA } from 'vite-plugin-pwa'

 // https://vite.dev/config/
 export default defineConfig({
-  plugins: [react(), tailwindcss()],
+  plugins: [
+    react(), 
+    tailwindcss(),
+    VitePWA({
+      registerType: 'autoUpdate',
+      includeAssets: ['lite.svg', 'robots.txt', 'sitemap.xml'],
+      manifest: {
+        name: 'Lite Kit - Lightweight Online Tools',
+        short_name: 'Lite Kit',
+        description: 'Free online tools including UUID generator, JSON formatter, Base64 encoder/decoder, network testing tools and more',
+        theme_color: '#000000',
+        background_color: '#000000',
+        display: 'standalone',
+        icons: [
+          {
+            src: '/lite.svg',
+            type: 'image/svg+xml',
+            sizes: 'any'
+          }
+        ]
+      },
+      workbox: {
+        globPatterns: ['**/*.{js,css,html,svg,png,ico,woff2}'],
+        runtimeCaching: [
+          {
+            urlPattern: /^https:\/\/ipinfo\.io\/.*/i,
+            handler: "NetworkFirst",
+            options: {
+              cacheName: 'ipinfo-cache',
+              expiration: {
+                maxEntries: 10,
+                maxAgeSeconds: 60 * 60 // 延长到 1 小时
+              },
+              cacheableResponse: {
+                statuses: [0, 200]
+              }
+            }
+          },
+          {
+            // Google Fonts 样式表缓存
+            urlPattern: /^https:\/\/fonts\.googleapis\.com\/.*/i,
+            handler: 'StaleWhileRevalidate',
+            options: {
+              cacheName: 'google-fonts-stylesheets',
+              expiration: {
+                maxEntries: 10,
+                maxAgeSeconds: 60 * 60 * 24 * 365 // 1 年
+              },
+              cacheableResponse: {
+                statuses: [0, 200]
+              }
+            }
+          },
+          {
+            // Google Fonts 字体文件缓存
+            urlPattern: /^https:\/\/fonts\.gstatic\.com\/.*/i,
+            handler: 'CacheFirst',
+            options: {
+              cacheName: 'google-fonts-webfonts',
+              expiration: {
+                maxEntries: 30,
+                maxAgeSeconds: 60 * 60 * 24 * 365 // 1 年
+              },
+              cacheableResponse: {
+                statuses: [0, 200]
+              }
+            }
+          }
+        ],
+        cleanupOutdatedCaches: true,
+        clientsClaim: true,
+        skipWaiting: true
+      }
+    })
+  ],
  resolve: {
    alias: {
      "@": path.resolve(__dirname, "./src"),
    },
  },
+  build: {
+    rollupOptions: {
+      output: {
+        manualChunks: (id) => {
+          // React 核心拆分得更细
+          if (id.includes('node_modules/react/') && !id.includes('node_modules/react-dom')) {
+            return 'react-core';
+          }
+          if (id.includes('node_modules/react-dom/')) {
+            return 'react-dom';
+          }
+          if (id.includes('node_modules/react-router-dom')) {
+            return 'react-router';
+          }
+          // Radix UI组件
+          if (id.includes('node_modules/@radix-ui')) {
+            return 'ui-vendor';
+          }
+          // 图标库
+          if (id.includes('node_modules/lucide-react')) {
+            return 'icons';
+          }
+          // 其他工具库
+          if (id.includes('node_modules/')) {
+            return 'vendor';
+          }
+        },
+      },
+    },
+    // 启用更激进的压缩
+    minify: 'terser',
+    terserOptions: {
+      compress: {
+        drop_console: true,
+        drop_debugger: true,
+        pure_funcs: ['console.log'],
+        // 移除未使用的代码
+        unused: true,
+        // 移除死代码
+        dead_code: true,
+      },
+    },
+    chunkSizeWarningLimit: 500,
+  },
 })
Author	SHA1	Message	Date
typist	9c2799f7d5	0.0.27 All checks were successful Build and Push Docker Image / build (push) Successful in 1m14s Details	2025-10-29 14:49:15 +08:00
typist	dd70f9d886	feat: enhance caching strategies for Google Fonts - Added caching configurations for Google Fonts stylesheets and webfonts. - Implemented 'StaleWhileRevalidate' for stylesheets and 'CacheFirst' for font files to optimize loading and improve performance.	2025-10-29 14:49:06 +08:00
typist	35cccf6a8f	0.0.26 All checks were successful Build and Push Docker Image / build (push) Successful in 1m29s Details	2025-10-29 14:45:03 +08:00
typist	c5616600fa	Merge pull request 'feat: add Google Fonts for improved typography' (#11 ) from feat/update-fonts into main Reviewed-on: #11	2025-10-29 14:43:59 +08:00
typist	986708fbb4	feat: add Google Fonts for improved typography - Included preconnect links for Google Fonts to optimize loading. - Added 'Roboto Mono' and 'Noto Sans SC' font families to enhance text presentation in the application.	2025-10-29 14:44:30 +08:00
typist	6a1b68ed2c	0.0.25 All checks were successful Build and Push Docker Image / build (push) Successful in 1m32s Details	2025-10-29 10:05:58 +08:00
typist	32970acf32	chore: support Cloudflare Web Analytics	2025-10-29 10:05:43 +08:00
typist	812bb8c248	0.0.24 All checks were successful Build and Push Docker Image / build (push) Successful in 1m21s Details	2025-10-29 09:35:10 +08:00
typist	09f9e6588f	fix: update caching strategy for ipinfo API in Vite config - Changed caching handler from 'CacheFirst' to 'NetworkFirst' to prioritize network responses. - This adjustment aims to improve data freshness while still utilizing caching effectively.	2025-10-29 09:34:59 +08:00
typist	10a167febd	chore: remove SEO-README.md as part of project restructuring - Deleted the SEO-README.md file which contained outdated SEO optimization details and instructions. - This change is part of a broader effort to streamline project documentation and improve clarity.	2025-10-29 09:27:54 +08:00
typist	91c0686a46	0.0.23 All checks were successful Build and Push Docker Image / build (push) Successful in 1m11s Details	2025-10-29 09:24:17 +08:00
typist	40bfde8e57	feat: implement ID generator component for UUIDs and Nano ID - Added IDGenerator component to handle the display and regeneration of UUIDs and Nano ID. - Integrated clipboard functionality to copy generated IDs with user feedback via toast notifications. - Refactored the Tool component to utilize the new IDGenerator for improved user interaction and code organization.	2025-10-29 09:24:01 +08:00
typist	b4ba7a2219	0.0.22 All checks were successful Build and Push Docker Image / build (push) Successful in 1m52s Details	2025-10-29 09:11:11 +08:00
typist	25e42e3af5	fix: update caching strategy for ipinfo API in Vite config - Changed caching handler from 'NetworkFirst' to 'CacheFirst' for improved performance. - Extended cache expiration time from 5 minutes to 1 hour to enhance data availability.	2025-10-29 09:10:59 +08:00
typist	4398b53ea7	0.0.21 All checks were successful Build and Push Docker Image / build (push) Successful in 1m14s Details	2025-10-29 09:07:27 +08:00
typist	3e14bc652f	feat: add terser for advanced minification and improve React chunking - Added terser as a dependency for enhanced code minification. - Updated Vite configuration to enable aggressive minification using terser with options to drop console logs and unused code. - Refined manual chunking for React libraries to improve code splitting and loading efficiency.	2025-10-29 09:06:56 +08:00
typist	aca7e11835	0.0.20 All checks were successful Build and Push Docker Image / build (push) Successful in 1m10s Details	2025-10-29 08:58:11 +08:00
typist	782de6e38a	feat: integrate PWA support and service worker registration - Added vite-plugin-pwa for Progressive Web App capabilities. - Configured service worker with caching strategies for improved offline support. - Registered service worker in main.tsx to handle updates and caching. - Updated package.json to include new dependencies for PWA functionality.	2025-10-29 08:58:02 +08:00
typist	7646830194	0.0.19 All checks were successful Build and Push Docker Image / build (push) Successful in 1m6s Details	2025-10-29 08:50:18 +08:00
typist	59f998e8e3	feat: enhance tool loading and performance optimization - Added DNS prefetch and preconnect links in index.html for improved API loading times. - Implemented lazy loading for tool components to optimize performance and reduce initial load time. - Wrapped tool components in Suspense with a loading fallback to enhance user experience during loading. - Refactored Vite configuration to create manual chunks for better code splitting of React and UI libraries.	2025-10-29 08:49:25 +08:00
typist	55207beff5	0.0.18 All checks were successful Build and Push Docker Image / build (push) Successful in 1m39s Details	2025-10-29 08:33:42 +08:00
typist	e98a344b95	feat: enhance sidebar component with recursive submenu rendering - Implemented recursive rendering of submenu items in the sidebar for better navigation. - Added support for collapsible submenus, improving user experience with nested tools. - Refactored menu item rendering logic to utilize a new renderSubMenuContent function for cleaner code.	2025-10-29 08:33:22 +08:00
typist	d553c3e04c	0.0.17 All checks were successful Build and Push Docker Image / build (push) Successful in 1m1s Details	2025-10-29 08:27:15 +08:00
typist	e2da2758cc	chore: simplify build script in package.json - Removed sitemap generation step from the build script for a more streamlined build process.	2025-10-29 08:27:00 +08:00
typist	3ab70498e6	feat: add ModeToggle component to layout and sidebar - Integrated ModeToggle component into the layout for theme switching. - Replaced the existing button in the sidebar footer with SidebarMenuButton for improved styling and functionality.	2025-10-29 08:26:26 +08:00
typist	a5ef1a1e70	0.0.16 All checks were successful Build and Push Docker Image / build (push) Successful in 1m7s Details	2025-10-29 08:16:17 +08:00
typist	297000f208	feat: integrate SEO hook for dynamic metadata management - Removed hardcoded canonical link from index.html. - Implemented useSEO hook in layout.tsx to dynamically update SEO metadata including title, description, and canonical URL based on the current route. - Added new use-seo.ts file containing the SEO hook logic for improved search engine optimization.	2025-10-29 08:15:53 +08:00
typist	04fbf12e07	0.0.15 All checks were successful Build and Push Docker Image / build (push) Successful in 1m6s Details	2025-10-29 08:06:21 +08:00
typist	a9a6354b2d	Merge pull request 'feat: implement SEO enhancements and sitemap generation' (#10 ) from feat/seo into main Reviewed-on: #10	2025-10-29 08:05:18 +08:00
typist	109139a42e	feat: implement SEO enhancements and sitemap generation - Added comprehensive SEO meta tags in index.html for improved search engine visibility, including Open Graph and Twitter Card tags. - Created a sitemap.xml for better indexing of site tools, generated automatically via a new script (generate-sitemap.ts). - Introduced robots.txt to manage crawler access and specified sitemap location. - Updated package.json to include a build step for sitemap generation and added tsx as a dependency. - Documented SEO optimizations and usage instructions in a new SEO-README.md file.	2025-10-29 08:05:37 +08:00
typist	b5a811e5ee	0.0.14 All checks were successful Build and Push Docker Image / build (push) Successful in 1m0s Details	2025-10-29 07:28:46 +08:00
typist	b3adfe5c8f	refactor: update IP query API and response handling - Switched from ip-api.com to ipinfo.io for IP information retrieval, ensuring more reliable service. - Simplified response handling by directly using the data returned from ipinfo.io, eliminating unnecessary data transformation. - Adjusted risk level determination logic to utilize the 'org' field for identifying potential hosting or datacenter IPs.	2025-10-29 07:28:21 +08:00
typist	8eda2eae99	0.0.13 All checks were successful Build and Push Docker Image / build (push) Successful in 1m1s Details	2025-10-29 07:18:09 +08:00
typist	99673913a6	chore: comment out cache settings in build workflow - Temporarily disabled cache-from and cache-to settings in the build workflow to prevent potential issues with the build process. - Retained platform specification for compatibility.	2025-10-29 07:18:02 +08:00