Examine source code of Gemini Web Summarizer

{
  "manifest_version": 3,
  "name": "Gemini Web Summarizer",
  "version": "1.0.1",
  "description": "Générez des résumés concis de pages web avec l'IA Gemini.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{77b064b7-e7a8-4faa-b2d0-92e9ef282aa3}",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "48": "icon.png"
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": "icon.png"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": false
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "host_permissions": [
    "<all_urls>",
    "https://generativelanguage.googleapis.com/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  }
}