message: workaround on node.js example, see
diff: @@ -120,7 +120,7 @@ Use on browser with UMD:
  Use outside the browser with CommonJS:
  ```javascript
  -const { MultiFormatReader, BarcodeFormat } = require('@zxing/library';);
  +const { MultiFormatReader, BarcodeFormat } = require('@zxing/library/esm5'); // use this path since v0.5.1
  const hints = new Map();
  const formats = [BarcodeFormat.QR_CODE, BarcodeFormat.DATA_MATRIX/*, ...*/];
  