@site-nav.html

<!-- An element in the frame. It reads page, as one in text does. -->
<template>
  <nav>
    ${pages.map((p) =>
      p.url === page.url
        ? html`<strong>${p.title ?? p.url}</strong>`
        : html`<a href=${p.url}>${p.title ?? p.url}</a>`,
    )}
  </nav>
</template>