Examine source code of My Coffee Break

{
  "manifest_version": 3,
  "name": "My Coffee Break",
  "version": "1.0.0",
  "description": "Learn relaxing and everyday English vocabulary about coffee shops, beverages, and cozy atmospheres.",
  "icons": {
    "48": "cozy_coffee_icon.png"
  },
  "action": {
    "default_popup": "index.html",
    "default_title": "Coffee Break"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7fef2444-8752-428c-9563-d856aca6115d}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}