object Main extends App {
  RatpackServer.start { spec =>
    spec.serverConfig(c => c.env())
      .registry(Guice.registry(g => g.bind(classOf[VersionHandler])))
      .handlers(chain => chain.get("version", classOf[VersionHandler]))
  }
}

case class VersionConfig(@BeanProperty appName: String, @BeanProperty appVersion: String)

class VersionHandler extends Handler {

  lazy val config = ConfigFactory.load()

  lazy val versionConfig = VersionConfig(
    config.getString("appName"),
    config.getString("appVersion"))

  override def handle(ctx: Context) = ctx.render(json(versionConfig))
}