This is a working demo full stack web application created with Scala, Play, Slick and ScalaJS. The core models that will be shared between the front and back end is in the shared project. The commonjs project is shared between the mulitple front ends used by the app. There's also a generic repository pattern that is used for database access with Slick and using Guice for dependency injection.
Ensure that you are using Java version 8 and sbt is installed. Then run
sbt update && sbt compile && sbt run