PietroBundle/Factory/ProjectBoost/ProjectBoostFactory.php

<?php

namespace Lc\PietroBundle\Factory\ProjectBoost;

use App\Entity\ProjectBoost;
use Lc\PietroBundle\Model\ProjectBoostInterface;

class ProjectBoostFactory
{
    public function create(): ProjectBoostInterface
    {
        $projectBoost = new ProjectBoost();

        return $projectBoost;
    }

}