Update Readme.md

Readme.md

@@ -1 +1,2 @@
 This id documentation of the project.
+zmianyyyyy

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

@@ -7,7 +7,10 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 public class DemoApplication {
 
 	public static void main(String[] args) {
+
 		SpringApplication.run(DemoApplication.class, args);
+		System.out.println("Hello World!");
 	}
 
+
 }