feat: Microservices pattern : Self-Registration (#3245)

* Services and information

* README.md updated

* unit tests added for controllers

* pom.xml, clean up, java version update and slf4j logging added

* pom files updated

* Removed children maven wrappers

* Microservice-self-registration added to pom file

* POM file updated for self-registration

* pom file updated

* Update pom.xml

correction to mudule name

* SonarQube comments addressed

* sonarqube comments on coverage addressed

* Code coverage for custom health checks

* changes for unit tests

* changes for unit tests

* changes to for code coverage improvement