## [Unreleased]

## [0.1.3] - 2021-07-14

- Change requires ruby version to >= 2.5.0

## [0.1.2] - 2021-07-13

- Modify readme.md
- Modify docker config.

## [0.1.1] - 2021-07-13

- Modify some method.
- Create docker for the verification environment.

## [0.1.1] - Nothing

## [0.1.0] - 2021-07-13

- Initial release