Examine source code of Bilimport

{
  "manifest_version": 3,
  "name": "Bilimport",
  "description": "Send bilopplysninger fra støttede annonser til Bilimport-kalkulatoren.",
  "version": "1.0.5",
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://*.autotrader.co.uk/*",
    "https://*.autotrader.com/*",
    "https://*.coches.net/*",
    "https://*.lacentrale.fr/*",
    "https://*.mobile.de/*",
    "https://*.otomoto.pl/*",
    "https://*.autoscout24.com/*",
    "https://*.autoscout24.de/*",
    "https://*.autoscout24.fr/*",
    "https://*.autoscout24.it/*",
    "https://*.autoscout24.nl/*",
    "https://*.autoscout24.be/*",
    "https://*.autoscout24.es/*",
    "https://*.autoscout24.at/*",
    "https://*.autoscout24.ch/*",
    "https://*.autoscout24.lu/*",
    "https://bilimport.eu/*"
  ],
  "action": {
    "default_title": "Send annonse til Bilimport",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "bilimport@bilimport.eu",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}