Examine source code of Astronomy Fact Check

{
  "manifest_version": 2,
  "name": "Astronomy Fact Check",
  "version": "1.0",
  "description": "Challenge yourself with quick true or false facts about our solar system, stars, and space exploration. Improve your cosmic knowledge with bite-sized astronomy trivia.",
  "icons": {
    "48": "astronomy-icon.png"
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Astronomy Fact Check"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{f5542e8e-94a3-4ce3-8409-7ce85f95e975}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}