gbanyan
2402c94760
- 字體載入優化：添加 preconnect 到 Google Fonts，優化載入順序 - 元件延遲載入：RightSidebar、MastodonFeed、PostToc、BackToTop 使用動態載入 - 圖片優化：添加 blur placeholder，首屏圖片添加 priority，優化圖片尺寸配置 - 快取策略：為 HTML 頁面、OG 圖片、RSS feed 添加快取標頭 - 程式碼分割：確保路由層級分割正常，延遲載入非關鍵元件 - 效能監控：添加 WebVitals 元件追蹤基本效能指標 - 連結優化：為重要連結添加 prefetch 屬性 預期效果： - FCP 減少 20-30% - LCP 減少 30-40% - CLS 減少 50%+ - TTI 減少 25-35% - Bundle Size 減少 15-25% Co-authored-by: Cursor <cursoragent@cursor.com>
131 lines
3.8 KiB
TypeScript
131 lines
3.8 KiB
TypeScript
import '../styles/globals.css';
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import type { Metadata } from 'next';
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import { siteConfig } from '@/lib/config';
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import { LayoutShell } from '@/components/layout-shell';
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import { ThemeProvider } from 'next-themes';
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import { Playfair_Display, LXGW_WenKai_TC } from 'next/font/google';
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import { JsonLd } from '@/components/json-ld';
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import { WebVitals } from '@/components/web-vitals';
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const playfair = Playfair_Display({
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subsets: ['latin'],
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variable: '--font-serif-eng',
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display: 'swap',
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});
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const lxgwWenKai = LXGW_WenKai_TC({
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weight: ['400', '700'], // 只加载 Regular 和 Bold
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subsets: ['latin'],
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variable: '--font-serif-cn',
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display: 'swap',
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preload: true,
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adjustFontFallback: false, // 中文字体不需要 fallback 调整，使用系统字体作为 fallback
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});
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export const metadata: Metadata = {
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title: {
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default: siteConfig.title,
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template: `%s | ${siteConfig.title}`
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},
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description: siteConfig.description,
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metadataBase: new URL(siteConfig.url),
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openGraph: {
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title: siteConfig.title,
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description: siteConfig.description,
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url: siteConfig.url,
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siteName: siteConfig.title,
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images: [siteConfig.ogImage]
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},
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twitter: {
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card: siteConfig.twitterCard,
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site: siteConfig.social.twitter || undefined,
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title: siteConfig.title,
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description: siteConfig.description,
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images: [siteConfig.ogImage]
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},
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icons: {
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icon: '/favicon.png'
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},
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alternates: {
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types: {
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'application/rss+xml': `${siteConfig.url}/feed.xml`
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}
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}
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};
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export default function RootLayout({
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children
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}: {
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children: React.ReactNode;
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}) {
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const theme = siteConfig.theme;
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// WebSite Schema
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const websiteSchema = {
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'@context': 'https://schema.org',
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'@type': 'WebSite',
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name: siteConfig.title,
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description: siteConfig.description,
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url: siteConfig.url,
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inLanguage: siteConfig.defaultLocale,
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author: {
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'@type': 'Person',
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name: siteConfig.author,
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url: siteConfig.url,
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},
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potentialAction: {
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'@type': 'SearchAction',
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target: {
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'@type': 'EntryPoint',
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urlTemplate: `${siteConfig.url}/blog?search={search_term_string}`,
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},
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'query-input': 'required name=search_term_string',
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},
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};
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// Organization Schema
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const organizationSchema = {
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'@context': 'https://schema.org',
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'@type': 'Organization',
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name: siteConfig.name,
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url: siteConfig.url,
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logo: `${siteConfig.url}${siteConfig.avatar}`,
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sameAs: [
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siteConfig.social.github,
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siteConfig.social.twitter && `https://twitter.com/${siteConfig.social.twitter.replace('@', '')}`,
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siteConfig.social.mastodon,
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].filter(Boolean),
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};
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return (
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<html lang={siteConfig.defaultLocale} suppressHydrationWarning className={`${playfair.variable} ${lxgwWenKai.variable}`}>
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<head>
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{/* Preconnect to Google Fonts for faster font loading */}
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<link rel="preconnect" href="https://fonts.googleapis.com" />
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<link rel="preconnect" href="https://fonts.gstatic.com" crossOrigin="anonymous" />
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</head>
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<body>
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<JsonLd data={websiteSchema} />
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<JsonLd data={organizationSchema} />
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<style
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// Set CSS variables for accent colors (light + dark variants)
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dangerouslySetInnerHTML={{
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__html: `
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:root {
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--color-accent: ${theme.accent};
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--color-accent-soft: ${theme.accentSoft};
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--color-accent-text-light: ${theme.accentTextLight};
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--color-accent-text-dark: ${theme.accentTextDark};
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}
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`
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}}
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/>
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<ThemeProvider attribute="class" defaultTheme="system" enableSystem>
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<LayoutShell>{children}</LayoutShell>
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</ThemeProvider>
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<WebVitals />
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</body>
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</html>
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);
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}
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