update navigation view

core/Controller/Site/NavigationAdminController.php

@@ -93,6 +93,7 @@ class NavigationAdminController extends CrudController
             ->setForm('new', Type::class)
 
             ->setView('index', '@Core/site/navigation_admin/index.html.twig')
+            ->setView('show', '@Core/site/navigation_admin/show.html.twig')
             ->setView('show_entity', '@Core/site/navigation_admin/_show.html.twig')
             ->setView('form', '@Core/site/navigation_admin/_form.html.twig')
 

core/Resources/views/admin/module/menu.html.twig

@@ -33,7 +33,7 @@
                 <span class="fa fa-sitemap"></span>
 
                 <span class="nav-item-label">
-                    {{ 'Tree'|trans }}
+                    {{ 'Trees'|trans }}
                 </span>
             </a>
         </li>

core/Resources/views/site/navigation_admin/show.html.twig

@@ -0,0 +1,8 @@
+{% extends '@Core/admin/crud/show.html.twig' %}
+
+{% block header_actions_after %}
+    <a href="{{ path('admin_site_tree_navigation', {navigation: entity.id}) }}" class="btn btn-success">
+        <span class="fa fa-sitemap"></span>
+        {{ 'Tree'|trans }}
+    </a>
+{% endblock %}