For AI agents: the complete documentation index is available at https://a3s-lab.github.io/UI/v0.4.1/en/llms.txt, the full documentation bundle is available at https://a3s-lab.github.io/UI/v0.4.1/en/llms-full.txt, and this page is available as Markdown at https://a3s-lab.github.io/UI/v0.4.1/en/components/app-page.md.

App Page

App Page provides an open, width-bounded page frame for projects, automations, catalogs, forms, and detail views inside App Shell. It keeps page identity and actions stable without adding a card around the whole view.

Live preview

Projects

Keep durable context, templates, and task history together.

A3S UI

3 active tasks · updated today

Runtime release

2 active tasks · updated yesterday

Usage

<section class="app-page" data-width="wide">
  <header>
    <div data-page-identity><h1>Projects</h1><p>Durable work context.</p></div>
    <div data-page-actions>...</div>
  </header>
  <div data-page-content>...</div>
</section>

Parameters

APIValuesPurpose
class="app-page"requiredOpen application page frame
data-page-identityrequiredHeading and concise description
data-page-actionsoptionalPage-level primary and secondary actions
data-page-contentrequiredPage-owned content
data-widthreading, wide, omittedContent measure

States and variants

Use child Empty, Skeleton, Alert, Resource Card, Table, or form components for empty, loading, error, partial-data, and permission states. Do not add another generic page card.

Accessibility

Use the heading level appropriate to the surrounding document. Keep actions after the identity in DOM order and preserve that order when the header stacks on narrow screens.