oap-server org.apache.skywalking 6.0.0.2 4.0.0 generate-tool org.apache.skywalking server-core ${project.version} org.apache.skywalking generate-tool-grammar ${project.version} org.antlr antlr4 4.7.1 commons-cli commons-cli 1.4 org.projectlombok lombok 1.18.0 org.freemarker freemarker 2.3.28