Examine source code of Word Journeyy

{
  "manifest_version": 2,
  "name": "Word Journey",
  "version": "1.0",
  "description": "An interactive quiz game to practice translating English nature-related words to Vietnamese, designed to boost your vocabulary skills.",
  "icons": {
    "48": "word_journey_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Word Journey"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9c8fe626-1c31-45ed-883a-9ad2d983d892}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}