text: // nav
  module.exports = [
    {
      text: '前端',
      link: '/front/',
      items: [
        { text: 'JavaScript', link: '/pages/f9a05b/' },
        { text: 'HTML/CSS', link: '/pages/963e6d/' },
      ],
    },
    {
      text: '后端',
      link: '/back/',
      items: [
        { text: 'PHP', link: '/pages/ea3820/' },
        { text: 'Python', link: '/pages/a9a8c1/' },
        { text: 'Go', link: '/pages/ea853c/' },
      ],
    },
    {
      text: '框架|软件',
      link: '/software/',
      items: [
        { text: '数据库', link: '/pages/d31504/' },
        { text: '容器', link: '/pages/acfba7/' },
        { text: '微服务', link: '/pages/534d2e/' },
        { text: '消息队列', link: '/pages/7491eb/' },
        { text: '搜索引擎', link: '/pages/234e44/' },
        { text: '大数据', link: '/pages/41a8b9/' },
      ],
    },
    {
      text: '系统',
      link: '/system/',
      items: [
        { text: '鸟哥Linux私房菜', link: '/pages/bd91b0/' }
      ],
    },
    {
      text: '其他',
      link: '/other/'
    },
    {
      text: '大数据和深度学习',
      link: '/bigdata/',
      items: [
        { text: '大数据', link: '/pages/24ce46/' },
        { text: '深度学习', link: '/pages/da14d9/' }
      ],
    },
    {
      text: 'APP下载',
      link: 'https://www.yd-mobile.cn/pack/download?versionId=4291&packName=com.xiaoyou.code'
    }
  ]
  