Minor fixes

src/main/java/es/yonatan/tfg/image/post/PostProcessor.java

@@ -68,6 +68,8 @@ public class PostProcessor implements IImagePostProcessor {
 			var finalImage = matToBufferedImage(img);
 
 			var g2d = ((Graphics2D) finalImage.getGraphics());
+			g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+			g2d.setFont(new Font("Arial", Font.PLAIN, 18));
 
 			for (UnitGroup group : groups) {
 				g2d.setColor(Color.black);