changelog

Author: Ankcorn

CHANGELOG.md

@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased] 
+
+- use headers for optional params
+  
 ## [0.2.2] - 2023-11-01
 
 - use public typedefs for timeout in dispatch queue