Examine source code of Fact Forge

{
  "manifest_version": 3,
  "name": "Fact Forge",
  "version": "1.0",
  "description": "Quick general knowledge questions to sharpen your mind. Fresh facts from history, science, geography and more.",
  "icons": {
    "48": "icon.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Fact Forge"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f3190df7-bf95-457a-b16c-704eb5df21de}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}