{
  "$id": "https://example.com/person.schema.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Person",
  "type": "object",
  "properties": {
    "traits": {
      "type": "object",
      "properties": {
        "foobar": {
          "type": "string",
          "minLength": 2
        },
        "username": {
          "type": "string",
          "ory.sh/kratos": {
            "credentials": {
              "password": {
                "identifier": true
              },
              "webauthn": {
                "identifier": true
              }
            }
          }
        }
      },
      "required": [
        "foobar",
        "username"
      ]
    }
  },
  "additionalProperties": false
}