feat(website): drop hash-based router

packages/website/src/pages/docs/features/chrome-extension/page.tsx

@@ -1,6 +1,7 @@
 import { siChromewebstore, siGithub } from 'simple-icons'
 
 import CodeEditor from '@/components/CodeEditor'
+import { Heading } from '@/components/Heading'
 import { useLanguage } from '@/i18n/context'
 
 export default function ChromeExtension() {
@@ -22,7 +23,9 @@ export default function ChromeExtension() {
 			<div className="space-y-8 mt-8">
 				{/* Features */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">{isZh ? '核心特性' : 'Key Features'}</h2>
+					<Heading id="key-features" level={2} className="text-2xl font-bold mb-4">
+						{isZh ? '核心特性' : 'Key Features'}
+					</Heading>
 					<div className="grid md:grid-cols-3 gap-4">
 						<div className="p-4 bg-gray-50 dark:bg-gray-800 rounded-lg">
 							<h3 className="font-semibold mb-2">🔓 {isZh ? '多页任务' : 'Multi-Page Tasks'}</h3>
@@ -57,7 +60,9 @@ export default function ChromeExtension() {
 
 				{/* Install */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">{isZh ? '获取扩展' : 'Get the Extension'}</h2>
+					<Heading id="get-the-extension" level={2} className="text-2xl font-bold mb-4">
+						{isZh ? '获取扩展' : 'Get the Extension'}
+					</Heading>
 					<div className="flex flex-wrap gap-3">
 						<a
 							href={chromeWebStoreUrl}
@@ -86,9 +91,13 @@ export default function ChromeExtension() {
 
 				{/* Relationship with PageAgent.js */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">
+					<Heading
+						id="how-it-relates-to-page-agent-js"
+						level={2}
+						className="text-2xl font-bold mb-4"
+					>
 						{isZh ? '与 PageAgent.js 的关系' : 'How It Relates to PageAgent.js'}
-					</h2>
+					</Heading>
 					<div className="p-5 bg-gray-50 dark:bg-gray-800 rounded-lg space-y-3 text-gray-600 dark:text-gray-300">
 						<p>
 							{isZh
@@ -105,9 +114,9 @@ export default function ChromeExtension() {
 
 				{/* Third-party Integration */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">
+					<Heading id="third-party-integration" level={2} className="text-2xl font-bold mb-4">
 						{isZh ? '第三方接入' : 'Third-Party Integration'}
-					</h2>
+					</Heading>
 					<p className="text-gray-600 dark:text-gray-300 mb-4">
 						{isZh
 							? '通过页面 JavaScript 调用 `window.PAGE_AGENT_EXT`，你的应用可以发起跨页面任务并控制浏览器行为。'
@@ -145,7 +154,9 @@ localStorage.setItem('PageAgentExtUserAuthToken', '<your-token-from-extension>')
 
 				{/* API Reference */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">{isZh ? 'API 参考' : 'API Reference'}</h2>
+					<Heading id="api-reference" level={2} className="text-2xl font-bold mb-4">
+						{isZh ? 'API 参考' : 'API Reference'}
+					</Heading>
 
 					{/* AI Assistant Instructions */}
 					<section className="p-4 bg-purple-50 dark:bg-purple-900/20 rounded-lg">
@@ -170,9 +181,9 @@ localStorage.setItem('PageAgentExtUserAuthToken', '<your-token-from-extension>')
 					</section>
 
 					{/* TypeScript Declaration */}
-					<h2 className="text-2xl font-bold mb-4">
+					<Heading id="typescript-declaration" level={2} className="text-2xl font-bold mb-4">
 						{isZh ? 'TypeScript 类型声明' : 'TypeScript Declaration'}
-					</h2>
+					</Heading>
 					<p className="text-gray-600 dark:text-gray-300 mb-4">
 						{isZh
 							? '推荐把 `execute` 的类型声明加入你的项目，获得完整类型提示。'
@@ -304,11 +315,15 @@ window.PAGE_AGENT_EXT.stop()`
 
 				{/* Integration Guide */}
 				<section>
-					<h2 className="text-2xl font-bold mb-4">
+					<Heading
+						id="integrate-multipageagent-into-your-extension"
+						level={2}
+						className="text-2xl font-bold mb-4"
+					>
 						{isZh
 							? '将 MultiPageAgent 集成你自己的插件'
 							: 'Integrate MultiPageAgent into Your Extension'}
-					</h2>
+					</Heading>
 					<p>@TODO</p>
 					<p className="text-gray-600 dark:text-gray-300 mb-4">
 						{isZh