{
  "title": "Pandoc Templates index.yml Schema",
  "description": "A schema to validate template metadata files against.",
  "type": "object",
  "properties": {
    "name": {
      "description": "The full name of this template.",
      "type": "string"
    },
    "version": {
      "description": "The version number of this template. Must start at `1` and be incremented for each change.",
      "type": "number"
    },
    "changelog": {
      "description": "Describe changes to this template, one change per item",
      "type": "array",
      "items": { "type": "string" }
    },
    "description": {
      "description": "Describe the template. Markdown is supported. Be as extensive as necessary, but as concise as possible. Do not include setup instructions here (see property `instructions`).",
      "type": "string"
    },
    "instructions": {
      "description": "If the template requires some setup, explain this here. Also, describe any variables the template supports.",
      "type": "string"
    },
    "authors": {
      "type": "object",
      "description": "People or organizations who have contributed to this template.",
      "required": [
        "original",
        "templater"
      ],
      "properties": {
        "original": {
          "description": "Original author of the template itself (not the adaptation to Pandoc). Can be the same as `templater`.",
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "object",
              "properties": {
                "name": {
                  "type": "string"
                },
                "email": {
                  "type": "string",
                  "format": "email"
                },
                "website": {
                  "type": "string",
                  "format": "uri"
                }
              },
              "required": [
                "name"
              ]
            }
          ]
        },
        "templater": {
          "description": "The person or institution who has adapted this template for usage with Pandoc (can be the same as `original`).",
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "object",
              "properties": {
                "name": {
                  "type": "string"
                },
                "email": {
                  "type": "string",
                  "format": "email"
                },
                "website": {
                  "type": "string",
                  "format": "uri"
                }
              },
              "required": [
                "name"
              ]
            }
          ]
        },
        "contributors": {
          "description": "A list of contributors to this template, aside from `original` and `templater`.",
          "type": "array",
          "items": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "object",
                "properties": {
                  "name": {
                    "type": "string"
                  },
                  "email": {
                    "type": "string",
                    "format": "email"
                  },
                  "website": {
                    "type": "string",
                    "format": "uri"
                  }
                },
                "required": [
                  "name"
                ]
              }
            ]
          }
        }
      }
    },
    "copyright": {
      "description": "Use this to describe the template's copyright(s).",
      "type": "string"
    },
    "license": {
      "description": "Is the template licensed? If so, include a canonical form of the license name.",
      "type": "string"
    }
  },
  "additionalProperties": false,
  "required": [
    "name",
    "version",
    "description",
    "authors",
    "copyright"
  ]
}