feat(docs): migrate bs docs

blocksuite/docs-site/.vitepress/theme/index.ts

@@ -0,0 +1,29 @@
+// https://vitepress.dev/guide/custom-theme
+import 'vitepress-plugin-sandpack/dist/style.css';
+import './style.css';
+
+import Theme from 'vitepress/theme';
+import { h } from 'vue';
+
+import BlogListLayout from './components/blog-list-layout.vue';
+import BlogPostMeta from './components/blog-post-meta.vue';
+import CodeSandbox from './components/code-sandbox.vue';
+import HeroLogo from './components/hero-logo.vue';
+import Icon from './components/icon.vue';
+
+export default {
+  ...Theme,
+  Layout: () => {
+    return h(Theme.Layout, null, {
+      // https://vitepress.dev/guide/extending-default-theme#layout-slots
+      'home-hero-image': () => h(HeroLogo),
+      // 'home-features-after': () => h(Playground),
+    });
+  },
+  enhanceApp({ app }) {
+    app.component('Icon', Icon);
+    app.component('BlogListLayout', BlogListLayout);
+    app.component('BlogPostMeta', BlogPostMeta);
+    app.component('CodeSandbox', CodeSandbox);
+  },
+};