Method get_config

src/storage/psql_manager.py:856–859

获取配置（从内存缓存）

(self, key: str, default: Any = None)

        log.info("Config cache reloaded from database")

    async def get_config(self, key: str, default: Any = None) -> Any:
        """获取配置（从内存缓存）"""
        self._ensure_initialized()
        return self._config_cache.get(key, default)

    async def get_all_config(self) -> Dict[str, Any]:
        """获取所有配置（从内存缓存）"""