Feature: [admin] list of users on csv format

src/Bundle/ChillMainBundle/Resources/views/User/index.html.twig

@@ -98,6 +98,17 @@
                 <li class='cancel'>
                     <a href="{{ path('chill_main_admin_central') }}" class="btn btn-cancel">{{'Back to the admin'|trans}}</a>
                 </li>
+
+                <li>
+                    <div class="dropdown">
+                        <button class="btn btn-secondary dropdown-toggle" type="button" data-bs-toggle="dropdown" aria-expanded="false">
+                            <i class="fa fa-download"></i>
+                        </button>
+                        <ul class="dropdown-menu">
+                            <li><a class="dropdown-item" href="{{ path('chill_main_users_export_list') }}">{{ 'admin.users.export_list_csv'|trans }}</a></li>
+                        </ul>
+                    </div>
+                </li>
                 <li>
                     <a href="{{ path('chill_crud_admin_user_new') }}" class="btn btn-create">{{ 'Create'|trans }}</a>
                 </li>