Examine source code of AI Study Companion

{
  "manifest_version": 3,
  "name": "AI Study Companion",
  "browser_specific_settings": {
    "gecko": {
      "id": "aistudycompanion@yourdomain.com",
      "strict_min_version": "112.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "version": "1.0.0",
  "description": "YouTube & Udemy transcript to AI notes.",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "identity"
  ],
  "host_permissions": [
    "https://n622k0n2d2.execute-api.us-east-1.amazonaws.com/prod/*",
    "https://*.udemy.com/*",
    "https://*.youtube.com/*",
    "https://youtu.be/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.udemy.com/*",
        "https://*.youtube.com/*",
        "https://youtu.be/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}