Updated the CHANGELOG

Author: vdavez

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 - Lint CI workflow disabled for push/PR (runs only on manual trigger) until the private `makegov/tango` repo is accessible to the workflow.
+- Updated documents to reflect changes since v0.4.0
 
 ## [0.4.1] - 2026-03-03