region

Closes #3396754

demo/themes/umami_jsx/app/src/components/layout/Region.jsx

+import { props, cleanClass } from '../utils';
+import classNames from 'classnames';
+
+export default function Region({attributes = {},region , content}) {
+  const classes = classNames('region', `region-${cleanClass(region)}`);
+
+  return (
+      <>{content && <div {...props(attributes, {'class': classes})}>{content}</div>}</>
+  )
+}