Examine source code of Masterpiece Masters Quiz

{
  "manifest_version": 2,
  "name": "Masterpiece Masters Quiz",
  "version": "1.0",
  "description": "Brush up on art history in English! This popup quiz gives a Vietnamese clue about a famous painter or their masterpiece — guess the correct English name. Perfect for art lovers, museum-goers, and learners who appreciate beauty.",
  "icons": {
    "48": "painter2_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Masterpiece Masters Quiz"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{fe5a4dea-0b84-4dbe-b450-967666a717d3}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}