app/controllers/application_controller.rb


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class ApplicationController < ActionController::Base
  # Prevent CSRF attacks by raising an exception.
  # For APIs, you may want to use :null_session instead.
  #protect_from_forgery with: :exception
  protect_from_forgery with: :null_session

  protected

  def publish(message)
    Publisher.publish(message)
  end
end