dolphinscheduler-task-plugin org.apache.dolphinscheduler 2.0.0-alpha-SNAPSHOT 4.0.0 dolphinscheduler-task-mr dolphinscheduler-plugin org.apache.dolphinscheduler dolphinscheduler-spi provided org.apache.dolphinscheduler dolphinscheduler-task-api ${project.version} dolphinscheduler-task-mr-${project.version}