如何创建一个只有控制器/视图页面的简单Rails应用程序，避免我的应用程序中的所有不必要的文件

I have a Rails app which contains a single controller(with a method) and a single view page .I would like to avoid all the unnecessary files in my app to keep this in a simple way. I need an app with controller,routes and views. So how should I scaffold my Rails 3 app, so that it contains only a minimal information? I have a Rails app which contains a single cont