Updated CHANGELOG

CHANGELOG.md

@@ -5,6 +5,20 @@ 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).
 
+## [2.15.3]
+
+- Added HTTP status codes for public key fetch failures
+- Added more descriptive messages for EOF related errors
+- Added OpenCHAMI middleware for logging and authentication
+
+## [2.15.2]
+
+- Removed scope check from certain endpoints
+
+## [2.15.1]
+
+- Removed arm64 build from goreleaser
+
 ## [2.15.0]
 
 ### Changed