现在，开箱即用

const DEVICE_ID_REGEX = /^[0-9a-f]{64}$/;

function generateHex64(): string {
  if (typeof crypto !== 'undefined' && typeof crypto.getRandomValues === 'function') {
    const bytes = new Uint8Array(32);
    crypto.getRandomValues(bytes);
    return Array.from(bytes, (b) => b.toString(16).padStart(2, '0')).join('');
  }
  return Array.from({ length: 64 }, () => Math.floor(Math.random() * 16).toString(16)).join('');
}