feat(api): use active support reloader instead of callback

config/initializers/reload_api.rb

@@ -5,7 +5,7 @@ if Rails.env.development?
   api_reloader = ActiveSupport::FileUpdateChecker.new(api_files) do
     Rails.application.reload_routes!
   end
-  ActionDispatch::Callbacks.to_prepare do
+  ActiveSupport::Reloader.to_prepare do
     api_reloader.execute_if_updated
   end
-end
+end