Examine source code of xbcq's Summarizer

{
  "manifest_version": 3,
  "name": "xbcq's Summarizer",
  "version": "1.1",
  "description": "Summarizes the current page using Gemini API, with secure API key storage and tutorial.",
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "host_permissions": [
    "https://generativelanguage.googleapis.com/"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/icon16.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "summarizer@xb.cq",
      "strict_min_version": "109.0"
    }
  }
}