Examine source code of iTime.live Atomic Clock Pro

{
  "manifest_version": 3,
  "name": "iTime.live Atomic Clock Pro",
  "version": "1.2",
  "description": "Advanced timezone conversion with 100+ cities and atomic clock precision. Search and convert times between major cities worldwide.",
  "permissions": [
    "activeTab"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "iTime.live Atomic Clock Pro",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "host_permissions": [
    "https://itime.live/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "itime-atomic-clock@itime.live",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "description": "This extension does not collect any personal data. It only fetches atomic time data for timezone conversion purposes."
      }
    }
  }
}