Update CHANGELOG.md

Author: zHaytam

CHANGELOG.md

@@ -5,6 +5,12 @@ 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).
 
+## Diagrams (3.0.4.1) - 2026-03-02
+
+### Fixed
+
+- Conflict with MudBlazor's javascript variable
+
 ## Diagrams (3.0.3) - 2024-12-03
 
 ### Added