listSpaces method
List all space names (e.g. for multi-account switch or admin). Returns sorted list; at least contains 'default'.
列出所有空间名称(如多账号切换、管理端) 返回有序列表,至少包含 'default'
Implementation
@override
Future<List<String>> listSpaces() async {
return await _impl.listSpaces();
}