Examine source code of Cosmic Quest Quiz

{
  "manifest_version": 2,
  "name": "Cosmic Quest Quiz",
  "version": "1.0",
  "description": "Test your knowledge of astronomy and space exploration through Vietnamese clues. Guess the English names of missions, objects, and phenomena.",
  "icons": {
    "48": "space_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Cosmic Quest Quiz"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{bb1a7bb5-fedb-498c-be13-a0a396ba6e85}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}