groups:
  - id: heroku
    type: resource
    name: heroku
    brief: >
      Heroku dyno metadata
    attributes:
      - ref: heroku.release.creation_timestamp
        requirement_level: opt_in
      - ref: heroku.release.commit
        requirement_level: opt_in
      - ref: heroku.app.id
        requirement_level: opt_in