{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/date_year_month",
  "title": "date_year_month",
  "type": "string",
  "description": "The year and month, in ISO-8601 `YYYY-MM` date format. See [Internet date and time format](https://tools.ietf.org/html/rfc3339#section-5.6).",
  "minLength": 7,
  "maxLength": 7,
  "pattern": "^[0-9]{4}-(0[1-9]|1[0-2])$"
}