symfony-with-user-account/templates/common/nav.html.twig

<div id="nav_menu">
    <nav><div class="mb-3">
            <a href="{{path('app_index')}}">Accueil</a>
        {% if app.user %}

                You are logged in as
                <a class="account-link" href="{{path('app_account')}}">{{ app.user.userIdentifier }}</a>
                , <a href="{{ path('app_logout') }}">Logout</a>

        {% else %}
            <a href="{{path('app_login')}}">{{ 'user.login'|trans }}</a>
            <a href="{{path('app_register')}}">Register</a>
        {% endif %}
        </div>
{#        <a href="{{path('admin')}}">Admin</a>#}
    </nav>
</div>