Order service produces and sends order events, while stock and email services consumes these events.
Run Zookeeper and Kafka
cd path\to\kafka
# Start the ZooKeeper service
bin\windows\zookeeper-server-start.bat config\zookeeper.properties
# Start the Kafka broker service
bin\windows\kafka-server-start.bar config\server.properties
Build
cd path\to\project_root
mvn clean install