prepared changelog for v0.3.0

CHANGELOG.md

@@ -5,6 +5,17 @@ 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).
 
+## [0.3.0] - 2023-06-28
+
+As of this version, the tool can be installed via `pip` and can be used as a library and not only via the commandline.
+
+### Added
+
+- The possibility to install the tool via `pip` ([#7](https://github.com/kbrbe/enrich-authority-csv/issues/7)
+
+### Changed
+
+- The import of the lib module is no longer relative, this means to use the tool without installing it one has to set the `PYTHONPATH` environment variable, for example `export PYTHONPATH=/home/youruser/repo/enrich-authority-csv`
 
 ## [0.2.0] - 2023-06-23
 
@@ -31,3 +42,4 @@ Mainly because the script was generalized to handle more than just the ISNI SRU
 
 [0.1.0]: https://github.com/kbrbe/enrich-authority-csv/releases/tag/v0.1.0
 [0.2.0]: https://github.com/kbrbe/enrich-authority-csv/compare/v0.1.0...v0.2.0
+[0.2.0]: https://github.com/kbrbe/enrich-authority-csv/compare/v0.2.0...v0.3.0