{
  "type": "text",
  "key": "reforge_captcha_lang",
  "constant": "REFORGE_CAPTCHA_LANG",
  "description": "Optional reForge Captcha widget UI language (e.g. en, nl, de). Leave empty for default.",
  "required": false,
  "placeholder": "en",
  "validation": "string|max:16",
  "options": [],
  "category": "security",
  "sensitive": false
}