Examine source code of JW Addon for Text

{
  "manifest_version": 3,
  "name": "JW Addon for Text",
  "version": "6.0.27",
  "description": "A tool for JW publishers to create paragraph links, generate QR codes, customize subtitles, and easily navigate between apps.",
  "author": "JWPUBS™",
  "developer": {
    "name": "JWPUBS™",
    "url": "http://goto.jwpubs.org"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.jw.org/*",
        "*://wol.jw.org/*",
        "*://stream.jw.org/*"
      ],
      "js": [
        "libs/qrcode.min.js",
        "textMarker.js",
        "transcriptCreateMedia.js",
        "altView.js",
        "dailyText.js",
        "langCount.js",
        "langCountNwtsty.js",
        "wolWidth.js",
        "wolTextMarker.js",
        "wolActions.js",
        "customSub.js",
        "transcriptCreateArticle.js",
        "videoCtrl.js"
      ]
    }
  ],
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "libs/qrcode.min.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "textMarver_v3_20@jwpubs.org"
    }
  }
}