cleanup backend emoji reaction code

app/controllers/api/v1/statuses/reactions_controller.rb

@@ -8,12 +8,12 @@ class Api::V1::Statuses::ReactionsController < Api::BaseController
   before_action :set_reaction, except: :update
 
   def update
-    StatusReactionService.new.call(current_account, @status, params[:id])
+    ReactService.new.call(current_account, @status, params[:id])
     render_empty
   end
 
   def destroy
-    StatusUnreactionService.new.call(current_account, @status)
+    UnreactService.new.call(current_account, @status)
     render_empty
   end
 

app/serializers/activitypub/emoji_reaction_serializer.rb

@@ -30,7 +30,5 @@ class ActivityPub::EmojiReactionSerializer < ActivityPub::Serializer
     end
   end
 
-  def reaction
-    content
-  end
+  alias reaction content
 end

app/services/react_service.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-class StatusReactionService < BaseService
+class ReactService < BaseService
   include Authorization
   include Payloadable
 

app/services/unreact_service.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-class StatusUnreactionService < BaseService
+class UnreactService < BaseService
   include Payloadable
 
   def call(account, status)