opengeek_index.php

<?php

$app->get('/', function ($request, $response, $args)
{
    $container = $this->getContainer();
    (new TestController($container['user'], $container['view']))->all($request, $response, $args);
});

$app->get('/:id', function ($request, $response, $args)
{
    $container = $this->getContainer();
    (new TestController($container['user'], $container['view']))->show($request, $response, $args);
});

silentworks_index.php

<?php

$container = $app->getContainer();
$container['TestController'] = function ($container)
{
    return new TestController($container['user'], $container['view']);
};

$app->get('/', 'TestController:all');
$app->get('/:id', 'TestController:show');

TestController.php

<?php

class TestController
{
    public function __construct(\Spot\MapperInterface $user, $view)
    {
        $this->user = $user;
        $this->view = $view;
    }

    public function all($request, $response, $args)
    {
        $users = $this->user->all();
        $this->view->render('users.twig', compact('users'));
    }
    
    public function show($request, $response, $args)
    {
        $user = $this->user->get($args['id']);
        $this->view->render('user.twig', compact('user'));
    }
}