feat(ui): add initial console interface for restaurant system

src/main/java/dev/ui/ConsoleMenu.java

@@ -0,0 +1,44 @@
+package dev.ui;
+
+import java.util.Scanner;
+
+public class ConsoleMenu {
+
+    private final Scanner scanner =
+            new Scanner(System.in);
+
+    public void start() {
+
+        while (true) {
+
+            System.out.println();
+            System.out.println("===== JAVA PIZZERIA =====");
+            System.out.println("1. Login");
+            System.out.println("2. Register");
+            System.out.println("3. Exit");
+
+            int choice = scanner.nextInt();
+
+            switch (choice) {
+
+                case 1:
+                    // TODO
+                    break;
+
+                case 2:
+                    // TODO
+                    break;
+
+                case 3:
+                    return;
+
+                default:
+                    System.out.println("Invalid choice");
+
+            }
+
+        }
+
+    }
+
+}