prompt: Your task is to convert the following English description into an ASCII tree format.
  
  api is a principal directory that maintains 2 subdirectories: internal and plugins.
  In the root directory, 'internal' organizes 2 subfolders: plugins, resolve.
  Within directory hierarchy 'internal / plugins', The 'plugins' compartment is unpopulated.
  At level 2, in directory path 'internal → resolve', Inside 'resolve', you'll find it contains no subdirectories.
  Back to the top level.
  In the root directory, 'plugins' retains 1 directories: internal.
  Within directory hierarchy 'plugins > internal', Inside 'internal', you'll find it is devoid of content.
  Back to the top level.
  
  
  Format your response in this style:
  ```
  image-optimizer
   +--app
   |   +--pages
   |   |   `--api
   |   |       `--stateful
   |   `--public
   `--test
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "api\n +--internal\n |   +--plugins\n |   `--resolve\n `--plugins\n     `--internal", "description": "api is a principal directory that maintains 2 subdirectories: internal and plugins.\nIn the root directory, 'internal' organizes 2 subfolders: plugins, resolve.\nWithin directory hierarchy 'internal / plugins', The 'plugins' compartment is unpopulated.\nAt level 2, in directory path 'internal \u2192 resolve', Inside 'resolve', you'll find it contains no subdirectories.\nBack to the top level.\nIn the root directory, 'plugins' retains 1 directories: internal.\nWithin directory hierarchy 'plugins > internal', Inside 'internal', you'll find it is devoid of content.\nBack to the top level.\n"}