misuzu/public-legacy/auth/logout.php

<?php
namespace Misuzu;

use Misuzu\Users\User;

if(!User::hasCurrent()) {
    url_redirect('index');
    return;
}

if(CSRF::validateRequest()) {
    $msz->getSessions()->deleteSessions(sessionTokens: $authToken->getSessionToken());
    AuthToken::nukeCookie();
    url_redirect('index');
    return;
}

Template::render('auth.logout');