{
  "level": "INFO",
  "format": "%(asctime)s - %(levelname)s - %(name)s - %(message)s",
  "datefmt": "%Y-%m-%d %H:%M:%S",
  "_comment": "全局日志配置：可通过 userspace/config/logging.json 覆盖 level/format/datefmt",
  "module_levels": {
    "core": "INFO"
  }
}

