prepare for v0.4.0

Author: joshraphael

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to the "npp-rascript" extension will be documented in this f
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [[0.4.0](https://github.com/joshraphael/npp-rascript/releases/tag/v0.4.0)] - 2025-XX-XX
+## [[0.4.0](https://github.com/joshraphael/npp-rascript/releases/tag/v0.4.0)] - 2025-08-29
 
 [diff](https://github.com/joshraphael/npp-rascript/compare/v0.3.0...v0.4.0)
 
@@ -19,6 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improved styling for each mode
 - Upgraded boostregex to 1.89.0
 - Optimize local build binary performance
+- Bump rascript-syntax to v0.1.0
 
 ### Removed