# 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]

## [1.0.1] - 2021-04-28

### Fixed

- Check if the digit sequence is a numeric string

## [1.0.0] - 2021-04-18

### Added

- Validate digit sequence usign Luhn algorithm
- Calculate the sequence’s next validation digit

[unreleased]: https://github.com/poremski/luhncalc/compare/v1.0.1...develop
[1.0.1]: https://github.com/poremski/luhncalc/releases/tag/v1.0.1
[1.0.0]: https://github.com/poremski/luhncalc/releases/tag/v1.0.0