✂️ Split GraphQL schema into several files

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

lib/mobilizon_web/schema/events/participant.ex

@@ -0,0 +1,14 @@
+defmodule MobilizonWeb.Schema.Events.ParticipantType do
+  use Absinthe.Schema.Notation
+
+  @desc "Represents a participant to an event"
+  object :participant do
+    field(:event, :event,
+      resolve: dataloader(Events),
+      description: "The event which the actor participates in"
+    )
+
+    field(:actor, :actor, description: "The actor that participates to the event")
+    field(:role, :integer, description: "The role of this actor at this event")
+  end
+end