Added textfield for password input

src/main/java/LoginGUI.java

@@ -5,6 +5,7 @@ import java.util.List;
 
 public class LoginGUI extends JFrame implements ActionListener {
     private JTextField usernameField;
+    private JPasswordField passwordField;
 
     public LoginGUI() {
         setTitle("Login");
@@ -20,6 +21,14 @@ public class LoginGUI extends JFrame implements ActionListener {
         usernameField.setBounds(100, 20, 160, 25);
         add(usernameField);
         
+        JLabel passwordLabel = new JLabel("Password:");
+        passwordLabel.setBounds(20, 50, 80, 25);
+        add(passwordLabel);
+
+        passwordField = new JPasswordField();
+        passwordField.setBounds(100, 50, 160, 25);
+        add(passwordField);
+        
     }
 
     @Override