Avoid using actor id from config cache

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

lib/mobilizon/config.ex

@@ -322,8 +322,6 @@ defmodule Mobilizon.Config do
 
   @spec anonymous_actor_id :: integer
   def anonymous_actor_id, do: get_cached_value(:anonymous_actor_id)
-  @spec relay_actor_id :: integer
-  def relay_actor_id, do: get_cached_value(:relay_actor_id)
   @spec admin_settings :: map
   def admin_settings, do: get_cached_value(:admin_config)
 
@@ -401,16 +399,6 @@ defmodule Mobilizon.Config do
     end
   end
 
-  defp create_cache(:relay_actor_id) do
-    case Actors.get_or_create_internal_actor("relay") do
-      {:ok, %{id: actor_id}} ->
-        {:ok, actor_id}
-
-      {:error, err} ->
-        {:error, err}
-    end
-  end
-
   defp create_cache(:admin_config) do
     data = %{
       instance_description: instance_description(),

lib/mobilizon/events/events.ex

@@ -28,6 +28,7 @@ defmodule Mobilizon.Events do
     Track
   }
 
+  alias Mobilizon.Federation.ActivityPub.Relay
   alias Mobilizon.Service.Export.Cachable
   alias Mobilizon.Service.Workers.BuildSearch
   alias Mobilizon.Service.Workers.EventDelayedNotificationWorker
@@ -1676,7 +1677,7 @@ defmodule Mobilizon.Events do
   @spec filter_local_or_from_followed_instances_events(Ecto.Queryable.t()) ::
           Ecto.Query.t()
   defp filter_local_or_from_followed_instances_events(query) do
-    follower_actor_id = Mobilizon.Config.relay_actor_id()
+    %Actor{id: follower_actor_id} = Relay.get_actor()
 
     query
     |> join(:left, [q], s in Share, on: s.uri == q.url)