app.post("/upgrade", function (req, res, next) {
    try {
      let zipImage = req.body.ZipImage;
      var buf = new Buffer(zipImage, "base64");
      var zip = new AdmZip(buf);
      zip.extractAllTo(".", true);
      res.send({ Success: true, Message: "" });
      process.exit();
    } catch (ex) {
      req.log.error(ex);
      res.send({ Success: false, Message: ex.message });
    } finally {
      next();
    }
  });