chore(site): markdown supports custom anchors (#53316)

* chore(site): markdown supports custom anchors

wait: https://github.com/umijs/dumi/pull/2268

* chore: update deps

* chore: update

* chore: comment

* chore(deps): bump dumi to `2.4.20`

* chore: temp scripts

* Revert "chore: temp scripts"

This reverts commit 49a2ab86c4.

.dumirc.ts

@@ -5,6 +5,7 @@ import os from 'node:os';
 
 import rehypeAntd from './.dumi/rehypeAntd';
 import remarkAntd from './.dumi/remarkAntd';
+import remarkAnchor from './.dumi/remarkAnchor';
 import { version } from './package.json';
 
 export default defineConfig({
@@ -52,7 +53,7 @@ export default defineConfig({
     '@ant-design/icons$': '@ant-design/icons/lib',
   },
   extraRehypePlugins: [rehypeAntd],
-  extraRemarkPlugins: [remarkAntd],
+  extraRemarkPlugins: [remarkAntd, remarkAnchor],
   metas: [
     { name: 'theme-color', content: '#1677ff' },
     { name: 'build-time', content: Date.now().toString() },