{
  "$id": "objective-ref.schema.json",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "Objective Reference",
  "description": "Association from a carrier (Course/Lesson/Assessment) to an Objective",
  "type": "object",
  "additionalProperties": false,
  "required": [ "fileref", "order" ],
  "properties": {
    "fileref": {
      "type": "string",
      "minLength": 1,
      "description": "Relative path to the objective JSON in this package"
    },
    "order": {
      "type": "integer",
      "minimum": 0,
      "description": "Order of Objective under carrier (Course/Lesson/Assessment)."
    }
  }
}