Update CHANGELOG.md

Author: Nick Liffen

CHANGELOG.md

@@ -7,6 +7,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ## [1.0.1]
 ### Created
 - `SECURITY.md` file creation.
+- GitHub Actions Workflow Creation. 
+- Updated dependenices resolving security problems. 
 
 ## [1.0.0]
 ### Created