v6 method Null safety
v6() Generates a draft time-based version 6 UUID
By default it will generate a string based off current Gregorian epoch time in milliseconds, and will return a string.
The first argument is an options map that takes various configuration options detailed in the readme.
https://datatracker.ietf.org/doc/html/draft-peabody-dispatch-new-uuid-format#section-4.3
Implementation
String v6({Map<String, dynamic>? options}) {
return _uuidv6.generate(options: options);
}