In general, the work of configuring Rails means configuring the components of Rails, as well as configuring Rails itself. The configuration file `config/application.rb` and environment-specific configuration files (such as `config/environments/production.rb`) allow you to specify the various settings that you want to pass down to all of the components.
For example, the `config/application.rb` file includes this setting:
For example, you could add this setting to `config/application.rb` file:
