在部署rails应用程序之前，我需要做些什么

编辑

在部署rails应用程序之前，需要做些什么小事？

What small things which are too easy to overlook do I need to do before deploying a rails application?

我已经设置了，因此应该安排在部署过程中。在这个问题中，我主要关心在线配置选项和类似的，可以完成，但是在开发周期中经常被忽略，因为在部署之前它们没有任何区别。

I have set up another question for any task that takes more than a minute or two, and so ought to be scheduled into a deployment process. In this question I'm mostly concerned with on-line config options and similar, that can be done, but are often left out in during the development cycle because they don't make any difference until deployment