Merge pull request #37 from PeterVinter/bot/update-changelog-v2.1.2-main

docs: update changelog for v2.1.2

Author: PeterVinter

CHANGELOG.md

@@ -5,6 +5,14 @@ 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).
 
+## [v2.1.2] - 2024-11-20
+
+### Documentation
+- update changelog process documentation
+
+[v2.1.2]: https://github.com/PeterVinter/Manage_linux_docker_containers/releases/tag/v2.1.2
+
+
 ## [v2.1.1] - 2024-11-20
 
 ### Documentation