Update CHANGELOG.md

CHANGELOG.md

@@ -5,6 +5,8 @@ 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]
+
+## [0.5.0] - 2022-07-20
 ### Added
 - Added inspect-state HTTP API
 
@@ -28,7 +30,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [0.2.0]
 - [0.1.0]
 
-[Unreleased]: https://github.com/cartesi/openapi-interfaces/compare/v0.4.0...HEAD
+[Unreleased]: https://github.com/cartesi/openapi-interfaces/compare/v0.5.0...HEAD
+[0.5.0]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.5.0
 [0.4.0]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.4.0
 [0.3.0]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.3.0
 [0.2.0]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.2.0