Added some migrations and Simple GUI

src/main/java/ui/LoginPanel.java

@@ -0,0 +1,43 @@
+package ui;
+
+import models.User;
+import service.UserService;
+import util.Session;
+
+import javax.swing.*;
+import java.awt.*;
+import java.util.Optional;
+
+public class LoginPanel {
+
+    public static JPanel getLoginPanel(){
+        JPanel panel = new JPanel();
+
+        JTextField username = new JTextField("Login");
+        JPasswordField password = new JPasswordField("Password");
+
+        panel.add(username, BorderLayout.NORTH);
+        panel.add(password, BorderLayout.CENTER);
+
+        JButton loginButton = new JButton("Login");
+        loginButton.addActionListener(e -> {
+            String usernameText = username.getText();
+            String passwordText = new String(password.getPassword());
+
+            UserService service = new UserService();
+
+            Optional<User> user = service.login(usernameText, passwordText);
+            if (user.isPresent()) {
+                Session.getInstance().setUser(user.get());
+                // Wywoałeni jakeiś metody która by mi zmieniała Panele
+                // Home
+            } else {
+                JOptionPane.showMessageDialog(panel, "User not found");
+            }
+        });
+
+        panel.add(loginButton, BorderLayout.SOUTH);
+
+        return panel;
+    }
+}