Examine source code of Web Activity Tracker

{
  "manifest_version": 3,
  "name": "Web Activity Tracker",
  "version": "2.2.3",
  "description": "Track website use & screen time. A powerful tool to manage time, understand browsing habits, and improve digital wellbeing.",
  "permissions": [
    "storage",
    "tabs",
    "alarms",
    "scripting"
  ],
  "background": {
    "scripts": [
      "browser-polyfill.min.js",
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "images/*.png",
        "faq.html",
        "faq.css",
        "contact.html",
        "contact.css",
        "privacy.html",
        "privacy.css",
        "chart.umd.js",
        "faq.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c7afb9ee-c80c-4b35-a501-673326b8a4f7}"
    }
  }
}