Examine source code of Tickkl: Time Tracking Software

{
  "browser_specific_settings": {
    "gecko": {
      "id": "support@tickkl.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo",
          "personallyIdentifyingInfo",
          "websiteActivity"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  },
  "name": "Tickkl: Time Tracking & Productivity Software",
  "short_name": "Tickkl Track",
  "manifest_version": 3,
  "description": "Tickkl is a time tracking tool that will help you enhance your time management and productivity",
  "background": {
    "scripts": [
      "scripts/service-worker.js"
    ]
  },
  "action": {
    "browser_style": false,
    "default_icon": {
      "19": "images/favicon-16x16.png",
      "38": "images/favicon-32x32.png"
    },
    "default_popup": "html/popup.html",
    "default_title": "Tickkl: Time Tracker"
  },
  "icons": {
    "16": "images/favicon-16x16.png",
    "48": "images/favicon-48x48.png",
    "128": "images/favicon-128x128.png"
  },
  "permissions": [
    "webRequest",
    "tabs",
    "storage"
  ],
  "host_permissions": [
    "*://tickkl.com/*",
    "*://www.tickkl.com/*"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self';"
  },
  "version": "2.1.1"
}