修复：启用评论组件

docs/.vitepress/theme/MyLayout.vue

@@ -0,0 +1,24 @@
+<template>
+  <Layout>
+    <template #doc-after>
+      <Comment v-if="(theme.commentConfig?.showComment ?? true) && (frontmatter?.showComment ?? true)" :commentConfig="theme.commentConfig" :key="md5(page.relativePath)" />
+    </template>
+    <template #layout-bottom>
+      <Footer v-if="(theme.footerConfig?.showFooter ?? true) && (frontmatter?.showFooter ?? true)" />
+    </template>
+  </Layout>
+</template>
+
+<script lang="ts" setup>
+import DefaultTheme from 'vitepress/theme'
+import { useData } from 'vitepress'
+import md5 from 'blueimp-md5'
+import Comment from './components/Comment.vue'
+import Footer from './components/Footer.vue'
+
+const { Layout } = DefaultTheme
+const { page, theme, frontmatter } = useData()
+</script>
+
+<style scoped>
+</style>