{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "manni:stewardship-strict:1.0.0",
  "title": "manni stewardship strict overlay v1.0.0",
  "description": "The strict overlay for manni:stewardship:1.0.0. Stack it beside the open vocabulary. It narrows the form of values the open vocabulary already claims and requires no key.",
  "additionalProperties": true,
  "type": "object",
  "properties": {
    "authors": {
      "type": "array",
      "uniqueItems": true,
      "items": {
        "pattern": "^\\S(?:.*\\S)?$",
        "required": [
          "name"
        ],
        "properties": {
          "name": {
            "type": "string",
            "pattern": "^\\S(?:.*\\S)?$"
          },
          "email": {
            "type": "string",
            "pattern": "^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$"
          },
          "url": {
            "type": "string",
            "pattern": "^https?://\\S+$"
          }
        }
      },
      "description": "Strict takes authors as a list of unique entries. A string entry is one line with no surrounding space. A person object names the person, and its `email` and `url` are well formed."
    },
    "owner": {
      "$ref": "#/$defs/handles",
      "description": "Strict holds each owner to a handle a GitHub or GitLab CODEOWNERS file accepts, in the string form and the list form alike."
    },
    "stakeholders": {
      "$ref": "#/$defs/names",
      "description": "Strict holds each stakeholder to one line with no surrounding space. A stakeholder is a person or team, named in any form."
    },
    "reviewed-by": {
      "$ref": "#/$defs/names",
      "description": "Strict holds each reviewer to one line with no surrounding space. `manni meta derive` writes review-API logins and commit-trailer names, so no handle form is required."
    },
    "created": {
      "$ref": "#/$defs/date",
      "description": "Strict holds the creation date to an RFC 3339 full date or date-time. A year or month alone fails, and so does a timestamp without seconds."
    },
    "last-updated": {
      "$ref": "#/$defs/date",
      "description": "Strict holds the update date to an RFC 3339 full date or date-time. A year or month alone fails, and so does a timestamp without seconds."
    },
    "last-reviewed": {
      "$ref": "#/$defs/date",
      "description": "Strict holds the review date to an RFC 3339 full date or date-time. A year or month alone fails, and so does a timestamp without seconds."
    },
    "verified-against": {
      "required": [
        "name",
        "version"
      ],
      "items": {
        "required": [
          "name",
          "version"
        ]
      },
      "description": "Strict requires an object entry to carry `name` and `version`, alone or in a list. The version's format stays free, and a string entry is unchanged. The top-level `required` holds the single-object form, and `items` holds each object in a list, since `required` applies only to an object."
    },
    "source-of-truth": {
      "$ref": "#/$defs/source",
      "items": {
        "$ref": "#/$defs/source"
      },
      "description": "Strict requires an object entry to carry `path` or `url`, alone or in a list. A string entry is one id, path or URL on one line with no surrounding space. The top-level `$ref` holds the string and single-object forms, and `items` holds each entry in a list, since `required` applies only to an object."
    }
  },
  "$defs": {
    "handles": {
      "pattern": "^(?:@@?[A-Za-z0-9](?:[A-Za-z0-9._-]*[A-Za-z0-9])?(?:/[A-Za-z0-9._-]+)*|[^\\s@]+@[^\\s@]+\\.[^\\s@]+)$",
      "items": {
        "pattern": "^(?:@@?[A-Za-z0-9](?:[A-Za-z0-9._-]*[A-Za-z0-9])?(?:/[A-Za-z0-9._-]+)*|[^\\s@]+@[^\\s@]+\\.[^\\s@]+)$"
      },
      "description": "A handle a CODEOWNERS file accepts, as a string or as each member of a list. That is `@user`, `@org/team`, a GitLab nested group or `@@role`, or an email address."
    },
    "names": {
      "pattern": "^\\S(?:.*\\S)?$",
      "items": {
        "pattern": "^\\S(?:.*\\S)?$"
      },
      "description": "One line with no surrounding space, as a string or as each member of a list."
    },
    "date": {
      "type": "string",
      "pattern": "^[0-9]{4}-(?:0[1-9]|1[0-2])-(?:0[1-9]|[12][0-9]|3[01])(?:T(?:[01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9](?:\\.[0-9]+)?(?:Z|[+-](?:[01][0-9]|2[0-3]):[0-5][0-9]))?$",
      "description": "An RFC 3339 full date, or a date-time with seconds and an offset."
    },
    "source": {
      "pattern": "^\\S(?:.*\\S)?$",
      "anyOf": [
        {
          "required": [
            "path"
          ]
        },
        {
          "required": [
            "url"
          ]
        }
      ],
      "description": "A source entry. A string is one id, path or URL on one line with no surrounding space. An object carries `path` or `url`."
    }
  }
}