chore: update changelog

CHANGELOG.md

@@ -5,7 +5,17 @@ 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).
 
-## Unrelesed
+## Unreleased
+
+## [0.8.0] - 2024-04-23
+
+### Added
+
+- GIO endpoint documentation
+
+### Changed
+
+- Update Advance and Voucher formats
 
 ## [0.7.3] - 2024-04-17
 
@@ -81,7 +91,8 @@ 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/v0.7.3...HEAD
+[unreleased]: https://github.com/cartesi/openapi-interfaces/compare/v0.8.0...HEAD
+[0.8.0]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.8.0
 [0.7.3]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.7.3
 [0.7.2]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.7.2
 [0.7.1]: https://github.com/cartesi/openapi-interfaces/releases/tag/v0.7.1