Examine source code of YouTube Video Summarizer

{
  "manifest_version": 2,
  "name": "YouTube Video Summarizer",
  "version": "1.0",
  "description": "Generate summaries and transcripts of YouTube videos.",
  "permissions": [
    "activeTab",
    "*://www.youtube.com/*",
    "*://www.googleapis.com/*"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon.png"
    }
  },
  "icons": {
    "48": "icons/icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a7a3f081-416a-4476-95c4-8599eab3193a}"
    }
  }
}