DEV: Use ReactionSerializer` for reactions (#300)

app/serializers/reaction_serializer.rb

@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+class ReactionSerializer < ApplicationSerializer
+  attributes :id, :post_id, :reaction_type, :reaction_value, :reaction_users_count, :created_at
+end

app/serializers/user_reaction_serializer.rb

@@ -4,5 +4,5 @@ class UserReactionSerializer < ApplicationSerializer
 
   has_one :user, serializer: GroupPostUserSerializer, embed: :object
   has_one :post, serializer: GroupPostSerializer, embed: :object
-  has_one :reaction, embed: :object
+  has_one :reaction, serializer: ReactionSerializer, embed: :object
 end

plugin.rb

@@ -35,6 +35,7 @@ class Engine < ::Rails::Engine
     app/controllers/discourse_reactions/custom_reactions_controller.rb
     app/models/discourse_reactions/reaction_user.rb
     app/models/discourse_reactions/reaction.rb
+    app/serializers/reaction_serializer.rb
     app/serializers/user_reaction_serializer.rb
     app/services/discourse_reactions/reaction_manager.rb
     app/services/discourse_reactions/reaction_notification.rb