* [FEATURE] [#566](https://github.com/k8ssandra/management-api-for-apache-cassandra/issues/566) Add listRoles and dropRole functionality to the REST interface * [FEATURE] [#571](https://github.com/k8ssandra/management-api-for-apache-cassandra/issues/571) Add Cassandra 4.0.15 to the build matrix * [FEATURE] [#569](https://github.com/k8ssandra/management-api-for-apache-cassandra/issues/569) Add DSE 6.9.4 to the build matrix * [FEATURE] [#568](https://github.com/k8ssandra/management-api-for-apache-cassandra/issues/568) Add DSE 6.8.52 to the build matrix