chore: bump v0.16.0 (#414)

Author: jk-intuit

CHANGELOG.md

@@ -4,7 +4,7 @@ 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
+## [0.16.0] - 2022-12-21
 ### Added
 * Added DB healthcheck
 ### Changed