chore(release): v0.4.0 (#5)

### Added
- add correction
- add small docs

Co-authored-by: cuddle-please <bot@cuddle.sh>
Reviewed-on: #5

CHANGELOG.md

@@ -6,6 +6,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0] - 2024-08-07
+
+### Added
+- add correction
+- add small docs
+
 ## [0.3.0] - 2024-08-07
 
 ### Added

Cargo.toml

@@ -3,7 +3,7 @@ members = ["crates/*"]
 resolver = "2"
 
 [workspace.package]
-version = "0.3.0"
+version = "0.4.0"
 
 [workspace.dependencies]
 mad = { path = "crates/mad" }