pinafore/routes/lists/[listId].html

<Title name="List" />
<Layout page='lists/{params.listId}'>
  <LazyPage {pageComponent} {params} />
</Layout>
<script>
  import Layout from '../_components/Layout.html'
  import Title from '../_components/Title.html'
  import LazyPage from '../_components/LazyPage.html'
  import pageComponent from '../_pages/lists/[listId].html'

  export default {
    components: {
      Layout,
      Title,
      LazyPage
    },
    data: () => ({
      pageComponent
    })
  }
</script>