starter project layout for grails 3.1.4 for a rest api micro service using mysql for database tier
create initial grails project
grails create-app com.xyz.package1.gorm --profile=rest-api
install MySQL connector, in build.gradle add
runtime 'mysql:mysql-connector-java:5.1.29'
edit application.yml (or create and edit application.groovy) in conf
create the database manually in MySQL