0.2.1 Release v0.2.1 - 2021/09/30 Fixed to use appropriate error log message Updated README.md about configuration section 0.2.0 Release v0.2.0 - 2021/09/30 Refactor config_section The threshold value must be put under section Fixed an crash bug when watch_class parameter is not set 0.1.0 Release v0.1.0 - 2021/09/24 Initial release