Examine source code of JSTAR Tab – Customizable New Tab Page

{
  "manifest_version": 3,
  "name": "JSTAR Tab",
  "version": "3.3.0",
  "description": "A new tab that actually feels like yours. Custom greetings, shortcuts, themes, backgrounds, search engines, and built-in privacy features — all in one place.",
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6401e997-2df0-40c1-8103-6b9a8a43e97b}",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "sw.js",
      "js/background.js"
    ],
    "service_worker": "sw.js",
    "type": "module"
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://www.google.com/s2/favicons*",
    "https://tinyurl.com/jstartab",
    "https://fonts.googleapis.com/*",
    "https://fonts.gstatic.com/*"
  ],
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "action": {
    "default_title": "New JSTAR Tab",
    "default_icon": {
      "16": "images/icon16.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png"
    }
  },
  "author": "JSTAR",
  "homepage_url": "https://jstartab.vercel.app",
  "web_accessible_resources": [
    {
      "resources": [
        "fonts/*",
        "images/*",
        "icons.svg"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}