Autoplayer implemented (needs to modify speed and checkmate condition)

src/backend/Board.java

@@ -381,8 +381,11 @@ public class Board {
 	}
 	
 	public void playMove(Move move) {
-		if (move == null) return;
-
+		if (move == null || move.getPiece() == null) {
+	        System.out.println("Invalid move: " + move);
+	        return;
+	    }
+		
 	    Piece piece = move.getPiece();
 	    int toX = move.getToX();
 	    int toY = move.getToY();

src/backend/Game.java

@@ -52,9 +52,10 @@ public class Game extends Thread {
 	}
 
 	private void aiPlayerTurn() {
-		if(isAITurn()) {
-			board.playMove(aiPlayer.computeBestMove(new Board(board)));
-		}
+	    if (isAITurn()) {
+	        Move move = aiPlayer.computeBestMove(board);  // Use the actual board
+	        board.playMove(move);                         // Move from the actual board
+	    }
 	}
 
 	public void clickCoords(int x, int y) {