Add device tab to activeadmin

app/admin/device.rb

@@ -0,0 +1,17 @@
+ActiveAdmin.register Device do
+
+# See permitted parameters documentation:
+# https://github.com/activeadmin/activeadmin/blob/master/docs/2-resource-customization.md#setting-up-strong-parameters
+#
+# permit_params :list, :of, :attributes, :on, :model
+#
+# or
+#
+# permit_params do
+#   permitted = [:permitted, :attributes]
+#   permitted << :other if resource.something?
+#   permitted
+# end
+
+
+end