wip: administrative roles

config/services.yaml

@@ -121,6 +121,14 @@ services:
               method: createMainMenu
               alias: admin_main
 
+    App\Menu\GroupsMenuBuilder:
+        arguments:
+            $factory: '@knp_menu.factory'
+        tags:
+            - name: knp_menu.menu_builder
+              method: createMainMenu
+              alias: groups_main
+
     App\Service\BpnXmlSyncManager:
         arguments:
             $xmlSource: '@xml_source.storage'