dolphinscheduler-alert-plugin org.apache.dolphinscheduler ${revision} 4.0.0 org.apache.dolphinscheduler dolphinscheduler-alert-slack dolphinscheduler-plugin org.apache.httpcomponents httpclient com.google.guava guava ch.qos.logback logback-classic org.slf4j slf4j-api com.fasterxml.jackson.core jackson-annotations provided junit junit test org.mockito mockito-core jar test dolphinscheduler-alert-slack-${project.version}