/// Config carries all the configuration for Huawei Cloud OBS services.
#[derive(Clone, Default)]
#[cfg_attr(test, derive(Debug))]
pub struct Config {
/// `access_key_id` will be loaded from
///
/// - this field if it's `is_some`
pub access_key_id: Option<String>,
/// `secret_access_key` will be loaded from
///
/// - this field if it's `is_some`
pub secret_access_key: Option<String>,
/// `security_token` will be loaded from
///
/// - this field if it's `is_some`
pub security_token: Option<String>,
}