feat: update documentation content and rebuild static assets for VitePress project

.vitepress/theme/LanguageSwitcher.vue

@@ -0,0 +1,67 @@
+<script setup>
+import { onMounted } from 'vue'
+
+const toggleLanguage = () => {
+  if (typeof OpenCC === 'undefined') {
+    console.error('OpenCC not loaded')
+    return
+  }
+
+  const currentMode = localStorage.getItem('lang-mode') || 's2t'
+  const config = currentMode === 's2t' 
+    ? { from: 'cn', to: 'tw' }
+    : { from: 'tw', to: 'cn' }
+
+  const converter = OpenCC.Converter(config)
+  const root = document.querySelector('#VPContent') || document.body
+  
+  const walker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, null, false)
+  let node
+  while (node = walker.nextNode()) {
+    node.textContent = converter(node.textContent)
+  }
+
+  localStorage.setItem('lang-mode', currentMode === 's2t' ? 't2s' : 's2t')
+}
+
+onMounted(() => {
+  // 可以根据本地存储初始化
+})
+</script>
+
+<template>
+  <button class="lang-btn" @click="toggleLanguage">
+    繁/简
+  </button>
+</template>
+
+<style scoped>
+.lang-btn {
+  display: flex;
+  align-items: center;
+  padding: 0 12px;
+  height: 32px;
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--vp-c-text-1);
+  background: var(--vp-c-bg-soft);
+  border: 1px solid var(--vp-c-divider);
+  border-radius: 8px;
+  cursor: pointer;
+  transition: all 0.25s;
+  margin-left: 12px;
+}
+
+.lang-btn:hover {
+  border-color: var(--vp-c-brand-1);
+  color: var(--vp-c-brand-1);
+}
+
+@media (max-width: 768px) {
+  .lang-btn {
+    margin: 8px 0;
+    width: 100%;
+    justify-content: center;
+  }
+}
+</style>

.vitepress/theme/custom.css

@@ -0,0 +1,3 @@
+:root {
+  --vp-nav-logo-height: 24px;
+}

.vitepress/theme/index.ts

@@ -0,0 +1,16 @@
+import { h } from 'vue'
+import DefaultTheme from 'vitepress/theme'
+import LanguageSwitcher from './LanguageSwitcher.vue'
+import './custom.css'
+
+export default {
+    extends: DefaultTheme,
+    Layout: () => {
+        return h(DefaultTheme.Layout, null, {
+            'nav-bar-content-after': () => h(LanguageSwitcher),
+        })
+    },
+    enhanceApp({ app }) {
+        app.component('LanguageSwitcher', LanguageSwitcher)
+    }
+}