Typescript conversion.

src/components/common/MobileMenu.js

@@ -1,40 +0,0 @@
-import { createPortal } from 'react-dom';
-import classNames from 'classnames';
-import { usePathname } from 'next/navigation';
-import Link from 'next/link';
-import styles from './MobileMenu.module.css';
-
-export function MobileMenu({ items = [], onClose }) {
-  const pathname = usePathname();
-
-  const Items = ({ items, className }) => (
-    <div className={classNames(styles.items, className)}>
-      {items.map(({ label, url, children }) => {
-        const selected = pathname.startsWith(url);
-
-        return (
-          <>
-            <Link
-              key={url}
-              href={url}
-              className={classNames(styles.item, { [styles.selected]: selected })}
-              onClick={onClose}
-            >
-              {label}
-            </Link>
-            {children && <Items items={children} className={styles.submenu} />}
-          </>
-        );
-      })}
-    </div>
-  );
-
-  return createPortal(
-    <div className={classNames(styles.menu)}>
-      <Items items={items} />
-    </div>,
-    document.body,
-  );
-}
-
-export default MobileMenu;