add basic vite setup

demos/setup/react.tsx

@@ -0,0 +1,19 @@
+import React from 'react'
+import ReactDOM from 'react-dom'
+import 'iframe-resizer/js/iframeResizer.contentWindow'
+import { debug, splitName } from './helper'
+import './style.scss'
+
+export default function init(name: string, source: any) {
+  // @ts-ignore
+  window.source = source
+  document.title = name
+
+  const [demoCategory, demoName] = splitName(name)
+
+  import(`../src/${demoCategory}/${demoName}/React/index.jsx`)
+    .then(module => {
+      ReactDOM.render(<module.default />, document.getElementById('app'))
+      debug()
+    })
+}