perf: 全面優化部落格載入速度與效能

- 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>
This commit is contained in:
2026-02-13 16:18:51 +08:00
parent 62090c7742
commit 2402c94760
12 changed files with 162 additions and 13 deletions

View File

@@ -5,6 +5,7 @@ import { LayoutShell } from '@/components/layout-shell';
import { ThemeProvider } from 'next-themes';
import { Playfair_Display, LXGW_WenKai_TC } from 'next/font/google';
import { JsonLd } from '@/components/json-ld';
import { WebVitals } from '@/components/web-vitals';
const playfair = Playfair_Display({
subsets: ['latin'],
@@ -98,6 +99,11 @@ export default function RootLayout({
return (
<html lang={siteConfig.defaultLocale} suppressHydrationWarning className={`${playfair.variable} ${lxgwWenKai.variable}`}>
<head>
{/* Preconnect to Google Fonts for faster font loading */}
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossOrigin="anonymous" />
</head>
<body>
<JsonLd data={websiteSchema} />
<JsonLd data={organizationSchema} />
@@ -117,6 +123,7 @@ export default function RootLayout({
<ThemeProvider attribute="class" defaultTheme="system" enableSystem>
<LayoutShell>{children}</LayoutShell>
</ThemeProvider>
<WebVitals />
</body>
</html>
);