added virtuals

config/environments/development.rb

@@ -67,4 +67,6 @@ Rails.application.configure do
 
   # Uncomment if you wish to allow Action Cable access from any origin.
   # config.action_cable.disable_request_forgery_protection = true
+
+  config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
 end