Examine source code of Melody Master Quiz

{
  "manifest_version": 2,
  "name": "Melody Master Quiz",
  "version": "1.0",
  "description": "Tune up your English! This popup quiz gives a Vietnamese clue about a musical instrument — guess its exact English name. Perfect for music lovers, band members, and language learners who live for rhythm and harmony.",
  "icons": {
    "48": "music_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Melody Master Quiz"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{e68dedb3-6e27-479d-abf1-d27e62d1dde2}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}