knex/lib/migrations/util/timestamp.js

function yyyymmddhhmmss() {
  const now = new Date();

  return (
    now.getUTCFullYear().toString() +
    (now.getUTCMonth() + 1).toString().padStart(2, '0') +
    now.getUTCDate().toString().padStart(2, '0') +
    now.getUTCHours().toString().padStart(2, '0') +
    now.getUTCMinutes().toString().padStart(2, '0') +
    now.getUTCSeconds().toString().padStart(2, '0')
  );
}

module.exports = { yyyymmddhhmmss };