Website/app/config/services.php

<?php

declare(strict_types=1);

use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;

return function (ContainerConfigurator $container): void {
    $services = $container->services()
        ->defaults()
        ->autowire()
        ->autoconfigure()
    ;

    $services
        ->load('App\\', '../src/')
        ->exclude('../src/{DependencyInjection,Entity,Kernel.php}')
    ;
};