{
  "title": "Shapes with Interfaces and Classes",
  "origin_url": "https://github.com/racket/rhombus/blob/master/demo.rhm",
  "license_guess": "MIT",
  "code_sha256": "42c87c57989a7881765140fa03d7f67648e2ee624b70e2b16f5fd8238952d38d",
  "added_at": "2026-02-09T09:43:21Z"
}