Examine source code of SteamCMD URL Converter

{
  "manifest_version": 2,
  "name": "SteamCMD URL Converter",
  "version": "1.0",
  "description": "Convert Steam Workshop URLs to SteamCMD download commands.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "clipboardRead",
    "clipboardWrite"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b4fb04f0-db02-406c-87cf-cf9ce2f7532a}"
    }
  }
}