{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://fhir-fli.github.io/fhir_fli_documentation/orbweaver/schema/index.schema.json",
  "title": "Orbweaver shelf index",
  "description": "`assets/books/index.yaml`: the book ids on the shelf, in order. Each id is a bundle folder `assets/books/<id>/` holding a `book.yaml`.",
  "type": "object",
  "properties": {
    "books": {
      "description": "Book ids in shelf order.",
      "type": "array",
      "items": {
        "type": "string",
        "pattern": "^[a-z0-9][a-z0-9_-]*$"
      },
      "minItems": 1
    }
  },
  "required": [
    "books"
  ],
  "additionalProperties": false
}