oap-server org.apache.skywalking 8.3.0.4 4.0.0 exporter org.apache.skywalking server-core ${project.version} io.grpc grpc-testing org.xolstice.maven.plugins protobuf-maven-plugin ${protobuf-maven-plugin.version} com.google.protobuf:protoc:${com.google.protobuf.protoc.version}:exe:${os.detected.classifier} grpc-java io.grpc:protoc-gen-grpc-java:${protoc-gen-grpc-java.plugin.version}:exe:${os.detected.classifier} compile compile-custom