By default you get to see a strange screen saying how long your are a member. It is good practice to auto-redirect users on login to the /admin/content page. This snippet does the trick.
use Drupal\Core\Url;
/**
* Redirect on login.
*/
function MYMODULE_user_login($account) {
/** @var \Drupal\user\Entity\User $account */
/** @var \Symfony\Component\HttpFoundation\Request $request */
if ($request = \Drupal::service('request_stack')->getCurrentRequest()) {
if (\Drupal::service('current_route_match')->getRouteName() === 'user.reset.login') {
return;
}
if ($account->hasPermission('access content overview')) {
$request->query->set('destination', Url::fromRoute('system.admin_content', [], [
'language' => \Drupal::languageManager()->getLanguage($account->getPreferredLangcode()),
])->toString());
}
}
}