/project-root
   -pom.xml (pom packaging defined; modules: core, web-admin, web-customer)
   /core
     -src (contains service and repository classes)
     -pom.xml (jar packaging)
   /web-admin
     -src (contains controllers and security configuration for admin portal)
     -pom.xml (jar packaging for now; dependency on core)
   /web-customer
     -src (contains controllers and security configuration for customers)
     -pom.xml (jar for now; dependency on core)
   /web
     -src (should contain SpringBootApplication to run all the modules)