Add the managers group to infos of StagingWorkflow

Now in the show action for a StagingWorkflow we show the name and link
of the group of managers

src/api/app/controllers/webui/staging/workflows_controller.rb

@@ -41,6 +41,7 @@ def show
     @ignored_requests = @staging_workflow.ignored_requests.first(5)
     @more_ignored_requests = @staging_workflow.ignored_requests.count - @ignored_requests.size
     @empty_projects = @staging_workflow.staging_projects.without_staged_requests
+    @managers = @staging_workflow.managers_group
   end
 
   def edit

src/api/app/views/webui2/webui/staging/workflows/_infos.html.haml

@@ -2,6 +2,11 @@
   %h5.card-header Infos
   .card-body
     %dl
+      %dt Managers:
+      %dd
+        %ul.pl-2.list-unstyled
+          %li= link_to managers.title, group_show_path(managers)
+
       %dt Empty projects:
       %dd= render 'empty_projects_list', projects: empty_projects
 

src/api/app/views/webui2/webui/staging/workflows/show.html.haml

@@ -28,4 +28,7 @@
                                          unassigned_requests: @unassigned_requests, more_unassigned_requests: @more_unassigned_requests,
                                          ready_requests: @ready_requests, more_ready_requests: @more_ready_requests,
                                          ignored_requests: @ignored_requests, more_ignored_requests: @more_ignored_requests,
-                                         project: @project }
+                                         project: @project, managers: @managers }
+
+- content_for :ready_function do
+  $('#staging-projects-datatable').DataTable({ responsive: true });