chore: Prepare release 0.1.0

Author: jmp75

CHANGELOG.md

@@ -6,6 +6,19 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 <!-- insertion marker -->
+## [0.1.0](https://github.com/csiro-hydroinformatics/efts-io/releases/tag/0.1.0) - 2025-07-21
+
+<small>[Compare with first commit](https://github.com/csiro-hydroinformatics/efts-io/compare/4481803cae41eb7f0315c97a864f1d0c7751d4d8...0.1.0)</small>
+
+### Features
+
+- initial implementation of the `save_to_stf2` method to save data in STF2 format
+- include sample data in the package ([9c3fcbd](https://github.com/csiro-hydroinformatics/efts-io/commit/9c3fcbdac3f336634700463f70c4985de2f9a940) by J-M).
+
+### Bug Fixes
+
+- likely bug in writing the long name of a simulated variable ([4bd0106](https://github.com/csiro-hydroinformatics/efts-io/commit/4bd010600fc83dc1287e0c457e941d33909d8d71) by J-M).
+
 ## [0.0.1](https://github.com/csiro-hydroinformatics/efts-io/releases/tag/0.0.1) - 2024-08-29
 
 <small>[Compare with first commit](https://github.com/csiro-hydroinformatics/efts-io/compare/4481803cae41eb7f0315c97a864f1d0c7751d4d8...0.0.1)</small>