Examine source code of Gemini Watermark Cleaner

{
  "manifest_version": 2,
  "name": "Gemini Watermark Remover",
  "version": "0.1.6",
  "description": "Elimina automáticamente las marcas de agua de las imágenes generadas por Gemini AI",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://gemini.google.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "https://*.google.com/*",
    "https://*.googleusercontent.com/*",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "gemini.watermark.remover@magoflaco.com",
      "strict_min_version": "58.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "browser_action": {
    "default_title": "Gemini Watermark Remover",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    },
    "default_popup": "welcome.html?popup=true"
  },
  "options_ui": {
    "page": "welcome.html",
    "open_in_tab": false
  },
  "web_accessible_resources": [
    "welcome.html"
  ]
}