Add admin interface to manage instances subscriptions

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/mobilizon_web/schema/actors/follower.ex

@@ -14,5 +14,13 @@ defmodule MobilizonWeb.Schema.Actors.FollowerType do
     field(:approved, :boolean,
       description: "Whether the follow has been approved by the target actor"
     )
+
+    field(:inserted_at, :datetime, description: "When the follow was created")
+    field(:updated_at, :datetime, description: "When the follow was updated")
+  end
+
+  object :paginated_follower_list do
+    field(:elements, list_of(:follower), description: "A list of followers")
+    field(:total, :integer, description: "The total number of elements in the list")
   end
 end