dabble with coroutines

pom.xml

@@ -91,6 +91,7 @@
             <artifactId>kotlinx-coroutines-core</artifactId>
             <version>1.7.1</version>
         </dependency>
+        <!--
         <dependency>
             <groupId>io.micrometer</groupId>
             <artifactId>micrometer-registry-otlp</artifactId>
@@ -103,7 +104,7 @@
             <groupId>io.opentelemetry</groupId>
             <artifactId>opentelemetry-exporter-otlp</artifactId>
         </dependency>
-
+        -->
         <dependency>
                 <groupId>org.apache.avro</groupId>
             <artifactId>avro</artifactId>