Examine source code of Forumla Enhanced

{
  "name": "Forumla Enhanced",
  "description": "Inoffizielles Add-On für forumla.de",
  "version": "2.1.2",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "storage",
    "scripting",
    "activeTab",
    "tabs"
  ],
  "host_permissions": [
    "*://*.forumla.de/*"
  ],
  "action": {
    "default_popup": "index.html"
  },
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8abca5e8-b1fb-4314-a0fb-b2fece5325c7}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}