{
  "type": "select",
  "key": "app_background_type_lock",
  "constant": "APP_BACKGROUND_TYPE_LOCK",
  "description": "Force the configured background type for all users (disables per-user background mode selection)",
  "required": true,
  "placeholder": "false",
  "validation": "required|string|max:255",
  "options": [
    "true",
    "false"
  ],
  "category": "app",
  "sensitive": false
}