Examine source code of Phrase Pathfinder

{
  "manifest_version": 2,
  "name": "Phrase Pathfinder",
  "version": "1.0",
  "description": "A vibrant browser extension that challenges your Vietnamese-to-English phrase translation skills with fun, interactive quizzes to enhance language learning.",
  "icons": {
    "48": "phrasepath_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Phrase Pathfinder"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{5d7c4e2b-9a3f-4c1d-8b6a-1f2e0c9b3a7e}"
    }
  }
}