add changelog

Author: Stefan Tudose

CHANGELOG.md

@@ -0,0 +1,23 @@
+# Changelog
+
+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).
+
+## [Unreleased]
+
+### Added
+
+### Changed
+
+### Deprecated
+
+### Removed
+
+### Fixed
+
+### Security
+
+[Unreleased]: https://github.com/stefantds/csvdecoder/compare/v0.1.0...HEAD
+[v0.1.0]: https://github.com/stefantds/csvdecoder/releases/v0.1.0