Introducing Rails MetalRails Edge adopted Rack a while back and we’ve been exploring ways to expose that better. The first thing we did was to make it really easy to hook up any piece of Rack middleware in front of a Rails request. In your config/environment.rb file, you can do: config.middlewares.use(Rack::Cache, :verbose => true) This will make your application use Ryan Tomayko’s excellent Rack::Cache middleware for b
