Examine source code of Word Explorerr

{
  "manifest_version": 2,
  "name": "Word Explorer",
  "version": "1.0",
  "description": "An engaging quiz game to practice translating English adverbs to Vietnamese, designed to enhance your vocabulary skills.",
  "icons": {
    "48": "word_explorer_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Word Explorer"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{bea7d758-630a-485a-919d-6e3a82d04ad9}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}