message: Deny unknown fields in logging config
diff: @@ -18,6 +18,7 @@ use tracing_subscriber::{
  /// Logging configuration.
  #[derive(Debug, Default, Deserialize, Serialize)]
  +#[serde(deny_unknown_fields)]
  pub struct LoggingConfig {
  /// Output format for log.
  format: LoggingFormat,
  