Add visual button presets, jump targets and menu controls

templates/admin/menus.html.twig

@@ -5,8 +5,9 @@
 {% block lead %}Inhalte suchen und hinzufügen. Rechts bestimmst du Beschriftung, Reihenfolge und Unterpunkte.{% endblock %}
 {% block scripts %}<script type="module" src="/assets/menu-editor.js?v={{ kant_version() }}"></script>{% endblock %}
 {% block content %}
+{% include 'admin/menu-icons.html.twig' %}
 <nav class="menu-slots" aria-label="Menü auswählen">{% for key, label in slots %}<a href="{{ path('admin_menus', {slot: key}) }}"{{ key == slot ? ' aria-current="page"' : '' }}>{{ label }}</a>{% endfor %}</nav>
-<form action="{{ path('admin_menu_save', {slot: slot}) }}" method="post" id="menu-editor" class="menu-workspace menu-form">
+<form action="{{ path('admin_menu_save', {slot: slot}) }}" method="post" id="menu-editor" class="menu-workspace menu-form" data-icons="{{ menuIcons|json_encode|e('html_attr') }}">
     <input type="hidden" name="_csrf_token" value="{{ csrf_token('menus') }}"><input type="hidden" name="expectedVersion" value="{{ menu ? menu.version : 0 }}">
     <aside class="menu-add" aria-label="Menüeinträge hinzufügen">
         <section class="card card-body"><h2>Seiten und Beiträge</h2>