chore: update changelog with 0.8.1 (#92)

Author: roxanemace

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).
 
+## [0.8.1] - 2025-09-09
+
+### Changed
+
+- Align `VersionInfo` with orchestrator for consistency across services.
+
 ## [0.8.0] - 2025-08-26
 
 ### Added