Introduce comments below events

Also add tomstones

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

lib/mobilizon_web/schema/admin.ex

@@ -5,7 +5,7 @@ defmodule MobilizonWeb.Schema.AdminType do
 
   use Absinthe.Schema.Notation
 
-  alias Mobilizon.Events.Event
+  alias Mobilizon.Events.{Event, Comment}
   alias Mobilizon.Reports.{Note, Report}
 
   alias MobilizonWeb.Resolvers.Admin
@@ -26,6 +26,7 @@ defmodule MobilizonWeb.Schema.AdminType do
     value(:note_creation)
     value(:note_deletion)
     value(:event_deletion)
+    value(:comment_deletion)
     value(:event_update)
   end
 
@@ -43,6 +44,9 @@ defmodule MobilizonWeb.Schema.AdminType do
       %Event{}, _ ->
         :event
 
+      %Comment{}, _ ->
+        :comment
+
       _, _ ->
         nil
     end)