Examine source code of Melody Master_Quiz

{
  "manifest_version": 2,
  "name": "Melody Master Quiz",
  "version": "1.0",
  "description": "Tune into music vocabulary! This popup quiz gives a Vietnamese clue about a musical genre or instrument — guess the correct English term. Perfect for musicians, music fans, and English learners who love rhythm and sound.",
  "icons": {
    "48": "music_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Melody Master Quiz"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4e0b9335-2ebf-4d6d-8dc2-f108d5e6fdbd}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}