Examine source code of test

{
  "manifest_version": 3,
  "name": "Transient - 10 Minute Day Countdown",
  "version": "1.0.0",
  "description": "A visual countdown widget that divides your day into 10-minute units with customizable progress tracking.",
  "permissions": [
    "storage",
    "notifications"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "transient@example.com",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "manifest_version": 1,
        "required": [
          "none"
        ],
        "optional": [],
        "has_privacy_policy": false
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "chrome_settings_overrides": {
    "homepage": "index.html"
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "categories": [
    "productivity",
    "alerts",
    "time-management"
  ]
}