1. Dodanie pakietu domain i klasy UserEntity

2. Dodanie komentarza do maina

src/main/java/com/example/demo/DemoApplication.java

@@ -8,6 +8,7 @@ public class DemoApplication {
 
 	public static void main(String[] args) {
                 System.out.println("Start application");
+		System.out.println("Second modification");
 		SpringApplication.run(DemoApplication.class, args);
 	}
 

src/main/java/com/example/demo/domain/UserEntity.java

@@ -0,0 +1,5 @@
+package com.example.demo.domain;
+
+public class UserEntity {
+
+}