Examine source code of NovaSphere Hub

{
  "manifest_version": 2,
  "name": "NovaSphere Hub",
  "version": "1.0",
  "description": "Transform your new tab into a powerful productivity hub with customizable shortcuts, weather, notes, and more",
  "permissions": [
    "tabs",
    "storage",
    "https://api.openweathermap.org/*",
    "<all_urls>"
  ],
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  },
  "browser_action": {
    "default_icon": "icons/icon48.png",
    "default_title": "NovaSphere Hub",
    "default_popup": "popup.html"
  },
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{67203af0-c526-4590-af57-7301debc4d24}"
    }
  }
}