Add a sensible default for browserslist config.
UI
- Add sun and moon emoji to the dark mode toggle.
- Mobile responsive menu.
- Right table of contents for docs is now sticky.
Plugins
- Change plugin definitions from classes to functions. Refer to the new plugin docs.
- Implement Clients module API.
- Change format within docusaurus.config.js to be like presets.
Deps
- Infima CSS is now locked down to specific versions and not relying upon the CDN which reads from trunk.
- Update dependencies to latest
Customize/ Override infima CSS variables by passing options into the classic preset.

presets: [
  [
    '@docusaurus/preset-classic',
    {
      theme: {
        customCss: require.resolve('./css/custom.css'),
      },
      ...
    },
  ],
],

Allow passing remark and rehype plugins to mdx-loader for docs and blog plugin
Move themes component of docs and blog to be part of theme-classic
Use composition style for prism syntax highlighting instead of doing it via rehype plugin
Pass MDXProvider to docs and blog. To change the provided MDX components, run docusaurus swizzle @docusaurus/theme-classic MDXComponents
Add @docusaurus/theme-livecodeblock plugin
Better run-time code generation & webpack splitchunks optimization
Minify css for production build
Fix weird scrolling problem when navigating to a route with a hash location