manifest.json

{
  "manifest_version": 3,
  "name": "Personalized New Tab",
  "description": "Customize new tab experience to stay update on favorite feed",
  "permissions": [
    "storage"
  ],
  "version": "1.5",
  "options_page": "options.html",
  "action": {
    "default_title": "Personalized New Tab",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches":[        
      "https://feeds.feedburner.com/eset/blog",
      "https://securityaffairs.co/wordpress/feed",
      "https://www.darkreading.com/rss_simple.asp",
      "https://www.darkreading.com/rss_simple.asp",
      "https://www.prlog.org/*"
    ],
      "css": [
        "css/index.css",
        "css/todo.css"
      ],
      "js": [
        "js/jquery-3.3.1.js",
        "js/app.js",
        "js/purify.min.js",
        "js/popup.js",
        "js/todo.js",
        "js/options.js"
      ]
    }
  ],
  "icons": {
    "16": "icon16x16.png",
    "32": "icon32x32.png"
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "offline_enabled": true,
  "background": {
    "service_worker": "js/background.js"
  }
}