def authorized!(rack_env, allowed_by)
      Env.new(rack_env).tap do |env|
        env.authorize(allowed_by)
      end.to_rack
    end
def authorized!(rack_env, allowed_by)
      Env.new(rack_env).tap do |env|
        env.authorize(allowed_by)
      end.to_rack
    end
Mark a request as externally authorized. Causes ACL checks to be skipped.

 @param [Hash] :rack_env Rack environment
 @param [String] :allowed_by what allowed the request