{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "MCF 1.0 manifest",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "mcf",
    "id",
    "title",
    "language",
    "chapters"
  ],
  "properties": {
    "mcf": {
      "const": "1.0"
    },
    "id": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9._-]*$"
    },
    "title": {
      "type": "string",
      "minLength": 1
    },
    "language": {
      "type": "string",
      "minLength": 1
    },
    "description": {
      "type": "string"
    },
    "authors": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "license": {
      "type": "string"
    },
    "version": {
      "type": "string"
    },
    "cover": {
      "type": "string"
    },
    "chapters": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "source"
        ],
        "properties": {
          "source": {
            "type": "string",
            "pattern": "^chapters/"
          }
        }
      }
    }
  }
}