I pass the First Web service challenge :)

Get ready

fork me and clone your repository locally.

install Maven

check your install: in the directory of the repo, run

mvn clean package

Build should be successful and 4 tests should pass

See it working

Lauch the application

mvn jetty:run-war

Open your browser and navigate to

http://localhost:8080/ping

You should see the Json

{
  alive : true
}

Deploy

Deploy and run your server so that the game can call it.