Examine source code of Vietnamese Daily Routine

{
  "manifest_version": 2,
  "name": "Vietnamese Daily Routine",
  "version": "1.0",
  "description": "Simple popup quiz to learn common Vietnamese words and phrases for daily routines translated to English. Perfect for beginners building conversation skills!",
  "icons": {
    "48": "vocab_icon.png"
  },
  "browser_action": {
    "default_popup": "index.html",
    "default_title": "Vietnamese Daily Routine"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4e57bbd5-dba2-4a56-b47b-d7d5617d59f2}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}