Update CHANGELOG for version 3.1.0, documenting recent changes including project structure refactor, multi-database support, and enhancements to documentation.

Author: GioemaNocco

CHANGELOG.md

@@ -4,6 +4,16 @@ All notable changes to this project will be documented in this file. Dates are d
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+#### [3.1.0](https://github.com/Genocs/microservice-template/compare/3.0.0...3.1.0)
+
+> 31 October 2025
+
+- Refactor project structure and add multi-database support [`e0a3d4a`](https://github.com/Genocs/microservice-template/commit/e0a3d4a6e5e428368e8290ecaa5d6a634abc8659)
+- Update CHANGELOG for version 3.0.0, documenting recent changes and enhancements [`ae5c8ff`](https://github.com/Genocs/microservice-template/commit/ae5c8ffc69eaf18c3ba45323850ba0bf72de1bd8)
+- Update package version to 3.1.0, enhance documentation, and fix typo in README files [`8bd2af5`](https://github.com/Genocs/microservice-template/commit/8bd2af540da2cf834561c4d95a38eec28b1f87c2)
+- Refactor: Replace Shared project with Contracts project [`6858027`](https://github.com/Genocs/microservice-template/commit/685802788370aceb57b86e43d0a7b90561cb9be6)
+- Comment out the Test step in the GitHub Actions workflow for build and test [`a888b2e`](https://github.com/Genocs/microservice-template/commit/a888b2ee435b3552ce6b68cdfe095037d79ba879)
+
 ### [3.0.0](https://github.com/Genocs/microservice-template/compare/2.3.0...3.0.0)
 
 > 26 October 2025