ping-config.ru

# This file is used by Rack-based servers to start the application.

require ::File.expand_path('../config/environment', __FILE__)

app = Rack::Builder.new do
  map "/ping" do
    run lambda { |_env| [200, {'Content-Type' => 'text/plain'}, ['pong']] }
  end

  map "/" do
    run Rails.application
  end
end

run app