Sonata admin

ArticoloAdmin.php

<?php
    
    protected function attachImages($object)
    {
        foreach ($object->getImages() as $image) {
            $image->setArticolo($object);
        }
    }

    public function prePersist($object)
    {
        $this->attachImages($object);
    }
    
    public function preUpdate($object)
    {
        $this->attachImages($object);
    }