https://developers.weixin.qq.com/miniprogram/dev/devtools/ci.html

const ci = require('miniprogram-ci')
;(async () => {
  const project = new ci.Project({
    appid: 'wxsomeappid',
    type: 'miniProgram',
    projectPath: 'the/project/path',
    privateKeyPath: 'the/path/to/privatekey',
    ignores: ['node_modules/**/*'],
  })
  const previewResult = await ci.preview({
    project,
    desc: 'hello', // 此备注将显示在“小程序助手”开发版列表中
    setting: {
      es6: true,
    },
    qrcodeFormat: 'image',
    qrcodeOutputDest: '/path/to/qrcode/file/destination.jpg',
    onProgressUpdate: console.log,
    // pagePath: 'pages/index/index', // 预览页面
    // searchQuery: 'a=1&b=2',  // 预览参数 [注意!]这里的`&`字符在命令行中应写成转义字符`\&`
  })
  console.log(previewResult)
})()

#preview
miniprogram-ci \
  preview \
  --pp ./demo-proj/ \
  --pkp ./private.YOUR_APPID.key \
  --appid YOUR_APPID \
  --uv PACKAGE_VERSION \
  -r 1 \
  --enable-es6 true \
  --proxy YOUR_PROXY \
  --qrcode-format image \
  --qrcode-output-dest '/tmp/x.jpg' \