message: fixed main file pathstring
diff: "url": "https://github.com/zxing-js/library"
  },
  "private": false,
  - "main": "./umd/index.js",
  + "main": "./umd/index.min.js",
  "module": "./esm5/index.js",
  "typings": "./esm5/index.d.ts",
  "nyc": {
  