Examine source code of No AI Overview

{
  "manifest_version": 3,
  "name": "No AI Overview",
  "description": "Hide Google Search AI Overview blocks, or force web-only results.",
  "version": "1.1.0",
  "permissions": [
    "storage"
  ],
  "action": {
    "default_title": "No AI Overview",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "no-ai-overview@local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "128.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.google.com/*",
        "https://google.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ]
}