code: function extractFile (err, zipPath) {
    if (err) return onerror(err)
    extract(zipPath, { dir: path.join(__dirname, 'dist') }, function (err) {
      if (err) return onerror(err)
      fs.writeFile(path.join(__dirname, 'path.txt'), platformPath, function (err) {
        if (err) return onerror(err)
      })
    })
  }
docs: unzips and makes path.txt point at the correct executable