As a plugin developer you can use this plugin as dependency of your plugin by adding a dependency tag to your POM.
To add the latest version of this plugin as a maven dependency, use the following:
<dependency>
<groupId>io.jenkins.plugins</groupId>
<artifactId>testkube-cli</artifactId>
<version>97.va_4b_ca_24f8306</version>
</dependency>