Rails使用子文件夹结构进行路由

Question

我想在rails路由中执行以下操作：

   0.0.0.0:3000 /folder /subfolder /subsubfolder

folder.rb

  has_many :children, class_name: "Folder", foreign_key: "parent_id"
  belongs_to :parent, class_name: "Folder", required: false

希望得到以下内容：

resources :folder
 resources :folder