Examine source code of YouTube Auto LD

{
  "name": "__MSG_name__",
  "short_name": "__MSG_short_name__",
  "version": "1.0.12",
  "description": "__MSG_description__",
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "lib/browser-polyfill.min.js",
      "utils.js",
      "browser-action.js",
      "background.js"
    ]
  },
  "default_locale": "en",
  "homepage_url": "https://github.com/maxlath/youtube-auto-ld",
  "content_scripts": [
    {
      "all_frames": true,
      "css": [],
      "js": [
        "lib/browser-polyfill.min.js",
        "utils.js",
        "content/embedded-frame-js-flag.js",
        "content/yt-auto-ld.js",
        "content.js"
      ],
      "matches": [
        "https://www.youtube.com/*",
        "https://www.youtube-nocookie.com/*",
        "https://www.youtubeeducation.com/*"
      ],
      "run_at": "document_start"
    }
  ],
  "browser_action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "19": "images/ld.19x19.png",
      "38": "images/ld.38x38.png",
      "128": "images/ld.128x128.png"
    },
    "default_title": "__MSG_name__"
  },
  "icons": {
    "16": "images/ld.16x16.png",
    "48": "images/ld.48x48.png",
    "128": "images/ld.128x128.png"
  },
  "applications": {
    "gecko": {
      "strict_min_version": "79.0",
      "id": "{13f79d48-7f85-48a7-a4f0-2f5261c8fc56}"
    }
  },
  "manifest_version": 2
}