first commit

src/main/scala/fr/natan/akkastreamfileprocessingapi/service/AkkaStreamFileProcessing.scala

 
 trait AkkaStreamFileProcessing {
 
-  def getAllMovies(): List[Movie]
+  def getAllMovies()
   def getMoviesByTitle (movieTitle: String)
 }

src/main/scala/fr/natan/akkastreamfileprocessingapi/service/AkkaStreamFileProcessingImpl.scala

   implicit val actorSystem: ActorSystem = ActorSystem("AkkaStreamActor")
   implicit val logger: Logger = Logger(LoggerFactory.getLogger(this.getClass))
 
-  override def getAllMovies(): List[Movie] = {
+  override def getAllMovies() = {
 
     val source: Source[String, NotUsed] = buildAndValidateSource(inputFile = titleBasics)
     val sink: Sink[Movie, Future[Done]] = buildSink(logger = logger)