oficial/app/resources/routes/api/admin/users.php

<?php
use Incoviba\Controller\API\Admin\Users;

$app->group('/users', function($app) {
    $app->post('/add[/]', [Users::class, 'add']);
});
$app->group('/user/{user_id}', function($app) {
    $app->post('/edit[/]', [Users::class, 'edit']);
    $app->delete('[/]', [Users::class, 'delete']);
});