Examine source code of Omnibug

{
  "action": {
    "default_popup": "popup/popup.html"
  },
  "author": "Philip Lawrence",
  "background": {
    "scripts": [
      "serviceWorker-full.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "Omnibug@rosssimpson.com",
      "strict_min_version": "109.0"
    }
  },
  "description": "Omnibug is a browser extension to decode and display outgoing digital marketing tool requests.",
  "devtools_page": "devtools/devtools.html",
  "homepage_url": "https://omnibug.io/?utm_source=extension&utm_medium=firefox&utm_campaign=homepage_url",
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "16": "assets/images/blue-16.png",
    "48": "assets/images/blue-48.png",
    "128": "assets/images/blue-128.png"
  },
  "manifest_version": 3,
  "name": "Omnibug",
  "options_ui": {
    "page": "options/options.html"
  },
  "permissions": [
    "storage",
    "webNavigation",
    "webRequest"
  ],
  "short_name": "Omnibug",
  "version": "2.1.0"
}