hello.scala

import com.twitter.finagle.Http
import com.twitter.util.Await

import io.finch._
import io.finch.response.EncodeResponse.encodeString
import io.finch.circe._

object Main {
  val hello: Endpoint[String] =
    get("hello") {
      Ok("Hello!")
    }

  def main(args: Array[String]): Unit = {
    Await.ready(Http.server.serve(":8081", hello.toService))
  }
}