refactor OutputSystem

app/src/main/java/chess/App.java

@@ -1,24 +0,0 @@
-/*
- * This Java source file was generated by the Gradle 'init' task.
- */
-package chess;
-
-import chess.controller.CommandExecutor;
-import chess.controller.commands.NewGameCommand;
-import chess.model.ChessBoard;
-import chess.model.Game;
-import chess.view.consolerender.Console;
-
-public class App {
-    public static void main(String[] args) {
-        CommandExecutor commandExecutor = new CommandExecutor();
-
-        Game game = new Game(new ChessBoard());
-        Console console = new Console(commandExecutor);
-
-        commandExecutor.setGame(game);
-        commandExecutor.setOutputSystem(console);
-
-        commandExecutor.executeCommand(new NewGameCommand());
-    }
-}