phabricator/src/extensions/buildbot/controller/PhabricatorBuildbotController.php

<?php

/**
 * @group buildbot
 */
final class PhabricatorBuildbotController extends PhabricatorController {

  public function shouldAllowPublic() {
    return true;
  }

  public function processRequest() {

    $html = '
      <script type="text/javascript">
        window.location = "https://builder.blender.org/download";
      </script>
      See <a href="https://builder.blender.org/download">builder.blender.org</a>.';

    $panel = new PHUIObjectBoxView();
    $panel->appendChild(phutil_safe_html($html));

    $content = array(
      $panel
    );

    $crumbs = $this->buildApplicationCrumbs();

    return $this->buildApplicationPage(
      array(
         $crumbs,
         $panel,
      ),
      array(
        'title' => 'Buildbot',
        'device' => true,
      ));
  }

}