Refactor

src/main/java/es/yonatan/tfg/rest/RESTServer.java → src/main/java/es/yonatan/tfg/service/SparkServer.java

-package es.yonatan.tfg.rest;
+package es.yonatan.tfg.service;
 
 import com.google.gson.Gson;
 import spark.Spark;
 
-public class RESTServer {
+public class SparkServer {
 
 	public static void main(String[] args) {
-		var server = new RESTServer();
+		var server = new SparkServer();
 		server.start(8080);
 	}
 
@@ -21,7 +21,7 @@ public class RESTServer {
 
 		System.out.println("Loaded routes:");
 		Spark.routes().forEach(route ->
-				System.out.println("\t- " + route.getHttpMethod() + " " + route.getMatchUri())
+				System.out.printf("\t- %s %s", route.getHttpMethod(), route.getMatchUri())
 		);
 	}