docs: private void init() {
          setTitle("Validation Framework Test");
          setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
  
          // Add contents
          JPanel contentPane = new JPanel(new MigLayout("fill, wrap 1", "[]", "[grow]unrelated[]"));
          setContentPane(contentPane);
  
          contentPane.add(new JScrollPane(table), "grow");
          installValidators(table);
          contentPane.add(changeButton, "align right");
  
          // Set size
          pack();
          Dimension size = getSize();
          size.width += 100;
          setMinimumSize(size);
  
          // Set location
          Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
          setLocation((screenSize.width - size.width) / 2, (screenSize.height - size.height) / 3);
      }