Examine source code of ExtenTET

{
  "manifest_version": 3,
  "name": "ExtenTET",
  "version": "0.4.6",
  "description": "A browser extension that wants to raise awareness for the risks of browser extensions.",
  "host_permissions": [
    "<all_urls>"
  ],
  "permissions": [
    "storage",
    "unlimitedStorage",
    "webRequest",
    "activeTab",
    "scripting",
    "geolocation",
    "clipboardRead",
    "cookies"
  ],
  "incognito": "not_allowed",
  "background": {
    "scripts": [
      "./background.js"
    ],
    "type": "module"
  },
  "action": {
    "default_title": "ExtenTET",
    "default_popup": "popup.html",
    "default_icon": "./icons/X-TET-off.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "ExtenTET@cs.uni-paderborn.de"
    }
  }
}