CS544CourseRegistrationSystem Technologies Spring boot SMTP Server (Gmail) JWT for security H2 database Kafka for messaging Must Have Send emails asynchronously. Use a JMS/Kafka message queue and a DB table Send an email reminder 8 and 4 hours prior to the end of the registration period Use Git for code repo Have more than one REST service (which means your services are calling one another) Extra Credit Spring Security using token based authentication (JWT) Web layer of your API using WebFlux and non-blocking IO Deploy your application to the cloud (AWS, Google, Azure, Cloud Foundry, ...) Create an automated pipeline for CI/CD (continuous integration/continuous delivery) Use Spring Cloud Feign for your service calls (https://cloud.spring.io/spring-cloud-netflix/multi/multi_spring-cloud-feign.html)