+ # Enable/disable caching. By default caching is disabled.
+ if Rails.root.join("tmp", "caching-dev.txt").exist?
+ config.action_controller.perform_caching = true
+
+ config.cache_store = :memory_store
+ config.public_file_server.headers = {
+ "Cache-Control" => "public, max-age=#{2.days.seconds.to_i}"
+ }
+ else
+ config.action_controller.perform_caching = false
+
+ config.cache_store = :null_store
+ end
+