docs: update changelog for v0.0.42

Qsnh · claude · Qsnh · commit 6988147bc36c · 2026-07-01T17:51:21.000-07:00
Co-Authored-By: Claude Opus 4.8 (1M context) &lt;noreply@anthropic.com&gt;
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## [Unreleased]
+## [0.0.42] - 2026-07-01
 
 ### Added
 - Multi-user accounts with role-based access control (RBAC).
