const FullStackDeveloper = {
  role: 'Full Stack Developer',
  skills: ['TypeScript', 'Rust', 'Vue', 'NestJS', 'Node.js', 'SQL', 'DDD'],
  traits: ['Builder mindset', 'Lifelong learner', 'System thinker'],
};

const TianYi = Object.create(FullStackDeveloper);

TianYi.name = 'TianYi Zhou';
TianYi.from = '江苏 南京';
TianYi.motto = '坚刚不可夺其志，万念不能乱其心';
TianYi.identity = 'Curious Developer';
TianYi.target = function () {
  setTimeout(() => {
    this.identity = 'Build meaningful products';
    console.log(`Updated identity: ${this.identity}`);
  }, 86400 * 365); // one year later
};