Examine source code of Gemini Power Tools

{
  "manifest_version": 3,
  "name": "Gemini Power Tools",
  "version": "1.7",
  "description": "Tracks Gemini model usage and adds optional quality-of-life controls for Gemini and AI Studio.",
  "browser_specific_settings": {
    "gecko": {
      "id": "gemini-power-tools@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://gemini.google.com/*",
        "https://aistudio.google.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  }
}