feat(axios): adjust DOM to React.js v18

axios/src/index.js

@@ -1,5 +1,13 @@
 import React from 'react';
-import ReactDOM from 'react-dom';
 import Main from './main';
 
-ReactDOM.render(<Main />, document.getElementById('root'));
+/*ReactDOM.render is no longer supported in React 18. Use createRoot instead.*/
+import { createRoot } from 'react-dom/client';
+//create root container
+const root = createRoot(document.getElementById('root'));
+//render root app
+root.render(
+    <React.StrictMode>
+        <Main />
+    </React.StrictMode>
+);