Release v1.0.1-21

Test mvn release

Release v1.0.1-20

log4j CVE patch and other changes

Release v1.0.1-18

Add rollback snapshot purging functionality

Release v1.0.1-17

Bump release version to 1.0.1-17

Release v1.0.1-16

Bump release version to 1.0.1-16