Examine source code of LINGQ LESSON EXTRACTOR

{
  "manifest_version": 2,
  "name": "LINGQ LESSON EXTRACTOR",
  "description": "GUI Menu to download and create ANKI decks from lessons.",
  "version": "1.11",
  "content_scripts": [
    {
      "matches": [
        "https://www.lingq.com/*/learn/*/web/reader/*"
      ],
      "js": [
        "jszip.js",
        "content.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "permissions": [
    "https://static.lingq.com/*",
    "https://s3.amazonaws.com/*",
    "webRequest",
    "webRequestBlocking",
    "storage"
  ],
  "host_permissions": [
    "https://www.lingq.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{261414b8-e159-41cb-a641-7e18ef4ed415}"
    }
  }
}