📝 Create changelog

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog],
+and this project adheres to [Semantic Versioning].
+
+## [Unreleased]
+
+## [0.1.0] - 2024-03-24
+
+- initial release
+
+<!-- Links -->
+[keep a changelog]: https://keepachangelog.com/en/1.0.0/
+[semantic versioning]: https://semver.org/spec/v2.0.0.html
+
+<!-- Versions -->
+[unreleased]: https://github.com/MystPi/act/compare/v0.1.0...HEAD
+[0.1.0]: https://github.com/MystPi/act/releases/v0.1.0