Examine source code of LeetCode Tracker V2

{
  "name": "LeetCode Tracker",
  "description": "Sync LeetCode's submissions with a GitHub repository",
  "version": "1.9.2",
  "manifest_version": 3,
  "author": "Jeffrey Gbeho",
  "action": {
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "assets/logo-leetcode-tracker/Leetcode-tracker-16.png",
    "48": "assets/logo-leetcode-tracker/Leetcode-tracker-48.png",
    "128": "assets/logo-leetcode-tracker/Leetcode-tracker-128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js",
    "type": "module"
  },
  "permissions": [
    "unlimitedStorage",
    "storage"
  ],
  "host_permissions": [
    "https://leetcode.com/*",
    "https://api.github.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://leetcode.com/*",
        "https://github.com/*"
      ],
      "js": [
        "scripts/authorize.js",
        "scripts/loader.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "scripts/leetcode.js",
        "scripts/models/*",
        "scripts/utils/*",
        "scripts/services/*",
        "scripts/constants/*"
      ],
      "matches": [
        "https://leetcode.com/*",
        "https://github.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "leetcode-tracker@jeffreygbeho.dev",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "websiteContent"
        ]
      }
    }
  }
}