refactor(workbench): add slider to switch between code or preview (#12)

packages/bolt/app/utils/react.ts

@@ -0,0 +1,6 @@
+import { memo } from 'react';
+
+export const genericMemo: <T extends keyof JSX.IntrinsicElements | React.JSXElementConstructor<any>>(
+  component: T,
+  propsAreEqual?: (prevProps: React.ComponentProps<T>, nextProps: React.ComponentProps<T>) => boolean,
+) => T & { displayName?: string } = memo;