Examine source code of Dynamics Time Tracker

{
  "manifest_version": 3,
  "browser_specific_settings": {
    "gecko": {
      "id": "dynamics-wasted-time@satan.lgbt",
      "data_collection_permissions": {
        "required": [
          "browsingActivity"
        ]
      }
    }
  },
  "name": "Dynamics Wasted Time Tracker",
  "version": "1.6",
  "description": "Tracks the time wasted on Dynamics 365 websites while waiting for the loading indicator",
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "webRequest"
  ],
  "host_permissions": [
    "*://*.dynamics.com/*",
    "https://*/*",
    "http://*/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.dynamics.com/*"
      ],
      "js": [
        "content-script.js"
      ],
      "run_at": "document_start"
    }
  ],
  "action": {
    "default_popup": "popup.html",
    "default_title": "Dynamics Wasted Time Tracker"
  },
  "options_page": "settings.html",
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  }
}