Examine source code of AstroVocab Explorer

{
  "manifest_version": 2,
  "name": "AstroVocab Explorer",
  "version": "1.0",
  "description": "Embark on a stellar journey through the cosmos! Master English astronomical and space terminology with interactive, multiple-choice quizzes designed to elevate your cosmic vocabulary.",
  "icons": {
    "48": "astrovocab_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "AstroVocab Explorer"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{b8cd5867-00b2-4763-9e17-8370cbf95cf7}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}