refactor: single admin menu gated per entry by the controller's role

templates/layout_admin.html.twig

@@ -1,7 +1,6 @@
 {% extends 'base_admin.html.twig' %}
 
 {% block body %}
-    {% set main_menu = is_granted('ROLE_ADMIN') ? 'admin_main' : 'groups_main' %}
     <div class="max-w-screen-2xl mx-auto px-4 lg:px-8 lg:grid lg:grid-cols-4 gap-8 py-8">
         <div class="lg:col-span-4 flex items-center justify-between pb-4 lg:pb-0">
             <a href="{{ path(app.user ? 'app_admin_dashboard' : 'app_login') }}">
@@ -20,7 +19,7 @@
         </div>
         <div class="hidden lg:block sticky top-0 h-screen">
             {% if app.user %}
-                {{ knp_menu_render(knp_menu_get(main_menu)) }}
+                {{ knp_menu_render(knp_menu_get('admin_main')) }}
             {% endif %}
         </div>
         <div class="lg:col-span-3">
@@ -41,7 +40,7 @@
             </div>
             <div class="w-full h-full p-8 pt-0 overflow-y-scroll">
                 {% if app.user %}
-                    {{ knp_menu_render(knp_menu_get(main_menu)) }}
+                    {{ knp_menu_render(knp_menu_get('admin_main')) }}
                 {% endif %}
             </div>
         </div>