Time-based OTP

Typescript implementation of https://hackernoon.com/how-to-implement-google-authenticator-two-factor-auth-in-javascript-091wy3vh3

see also enquirer/enquirer#186

Usage

import * as TOTP from '@nexys/timebasedotp';
console.log(TOTP)

References

https://freeotp.github.io/qrcode.html