Examine source code of Udemy Course Auto Completion

{
  "manifest_version": 2,
  "name": "Udemy Course Auto Completion",
  "description": "Mark enrolled Udemy course lectures and quizzes complete in one click.",
  "version": "1.1.0",
  "icons": {
    "16": "icon16.png",
    "32": "icon32.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "permissions": [
    "activeTab",
    "storage",
    "*://*.udemy.com/*",
    "https://api.getpekka.com/*"
  ],
  "content_security_policy": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'",
  "browser_specific_settings": {
    "gecko": {
      "id": "auto-udemy@getpekka.com",
      "strict_min_version": "113.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "personallyIdentifyingInfo",
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.udemy.com/*"
      ],
      "run_at": "document_idle",
      "js": [
        "content-scripts/udemy.js"
      ]
    }
  ]
}