ZXing-js (@zxing/library) v0.21.3
https://github.com/zxing-js/library
License: Apache License 2.0 (see the package's bundled LICENSE file at
https://github.com/zxing-js/library/blob/master/LICENSE — note the
npm package.json metadata field says "MIT" but the project's actual
LICENSE file is Apache-2.0; the LICENSE file is treated as
authoritative here).

Vendored as a single UMD build (js/vendor/zxing.min.js) so barcode/QR
camera scanning works fully offline, and in browsers (Safari, Firefox)
that don't implement the native BarcodeDetector API. Used by
beat-bms/js/operations.js as a fallback scanning engine.
