public function firstRun()
{
if (!$this->app->helperService->isFirstRun()) {
$this->app->notFound();
}
if ($this->app->request->isPost()) {
$credentials = ['email' => $this->app->request->post('email'), 'password' => $this->app->request->post('password')];
$user = Sentinel::registerAndActivate($credentials);
Sentinel::loginAndRemember($user);
$this->app->redirectTo('contentList');
}
$this->app->render('register.twig');
}