text: const sh = require('shelljs');
  const upath = require('upath');
  
  const destPath = upath.resolve(upath.dirname(__filename), '../docs');
  
  const files = sh.ls(`${destPath}`)
  sh.set('-f');  // prevent globbing accidents, see https://github.com/shelljs/shelljs/wiki/Security-guidelines
  for (let file of files) {
      if (file !== 'CNAME') {
          sh.rm('-rf', '--', upath.join(destPath, file));
      }
  }
  