DGonz/dgonz/app/Config/Routes.php

<?php

use CodeIgniter\Router\RouteCollection;

/** @var RouteCollection $routes */
//$routes->get('/', 'Home::index');
$routes->group('auth', function($routes) {
    $routes->post('login', 'AuthController::login');
    $routes->post('register', 'AuthController::register');
});