docs: changelog updated with release prd-v1.0.8

changelog.md

@@ -18,3 +18,36 @@ Test2
 - 9f73624 removed changelog
 - 3e96339 docs: changelog updated with release prd-v1.0.6
 
+# Change Log
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+## [prd-v1.0.8] - 2025-08-21
+
+Changes authored by [Darren Wight](mailto:darren@serenomica.com).
+
+Test3
+
+### New Features 
+
+- Test script.py
+
+### Commits
+- d56f6b9 docs: changelog updated with release prd-v1.0.7
+
+## [prd-v1.0.7] - 2025-08-21
+
+Changes authored by [Darren Wight](mailto:darren@serenomica.com).
+
+Test2
+
+### New Features
+
+- Test script.py
+
+### Commits
+- 9f73624 removed changelog
+- 3e96339 docs: changelog updated with release prd-v1.0.6
+