{{ form_start(form, {
    attr:{'data-target':'#form_visual' },
    action:path('@Library_admin_add_value', {'visualId':visual.id??'', 'type':type})
}) }}
<div class="row">
    <div class="col-6">
        {% if type == 'category' %}
            {{ form_row(form.parent) }}
        {% endif %}
        {{ form_row(form.name) }}
    </div>
    <div class="col-6">
        {{ include('admin/ui/form/_submit.html.twig', {submit_class:'primary', submit_label:'Ajouter'}) }}
    </div>
</div>
{{ form_end(form) }}