release

Author: ilia-kats

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning][].
 [keep a changelog]: https://keepachangelog.com/en/1.1.0/
 [semantic versioning]: https://semver.org/spec/v2.0.0.html
 
-## [0.4.0] (Unreleased)
+## [0.4.0]
 
 ### Added