v4.20.0

Documentation v4.20.0: https://raw.githack.com/uiwjs/react-codemirror/6eeb98c/index.html
Comparing Changes: v4.19.16...v4.20.0

npm i @uiw/react-codemirror@4.20.0

• 🌍 website: refactor the documentation website. e79442e @jaywcjlove
• ⛑ test: fix test case error. e938690 @jaywcjlove
• 📖 doc: Fix broken theme editor link (#493) d48bb95 @Bowen7
• 🌟 feat(merge): add onChange props. (#502) faf5b24 @jaywcjlove

import CodeMirrorMerge from 'react-codemirror-merge';
const Original = CodeMirrorMerge.Original;
const Modified = CodeMirrorMerge.Modified;

<CodeMirrorMerge
  style={{ height: 300, overflow: 'auto' }}
>
  <Original
    value={originalCode}
    onChange={(value) => {
      console.log('value3:', value)
    }}
  />
  <Modified
    value={modifiedCode}
    onChange={(value) => {
      console.log('value3:', value)
    }}
  />
</CodeMirrorMerge>