v3.21.0

Author: Zaboday

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][keepachangelog] and this project adheres to [Semantic Versioning][semver].
 
-## Unreleased
+## v3.21.0
 
 ### Added