Add UserEntity.java and modify logging in DemoApplication.java

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

@@ -9,6 +9,7 @@ public class DemoApplication {
 	public static void main(String[] args) {
 		System.out.println("Start application");
 		SpringApplication.run(DemoApplication.class, args);
+		System.out.println("End application");
 	}
 
 }

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

@@ -0,0 +1,4 @@
+public class UserEntity {
+    public UserEntity() {
+    }
+}