Update changelog to 2.2.0

changelog.md

@@ -1,11 +1,10 @@
 # Changelog
-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]
 - Clean up logging
+
+## [2.2.0] 2022-06-22
+### Added
 - Toggle debug mode in-app
 
 ## [2.1.0] 2022-06-19