Update banner + add started and stopped logs (#2996)

* fix master formatting

* update banner + add started and stopped logs

Signed-off-by: Iliyan Velichkov <velichkov.iliyan@gmail.com>

* rever banner

Signed-off-by: Iliyan Velichkov <velichkov.iliyan@gmail.com>

* change started and stopped messages

Signed-off-by: Iliyan Velichkov <velichkov.iliyan@gmail.com>

* fix

Signed-off-by: Iliyan Velichkov <velichkov.iliyan@gmail.com>

---------

Signed-off-by: Iliyan Velichkov <velichkov.iliyan@gmail.com>

build/application/src/main/java/org/eclipse/dirigible/DirigibleApplication.java

@@ -10,10 +10,15 @@
  */
 package org.eclipse.dirigible;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.context.event.ApplicationReadyEvent;
 import org.springframework.boot.web.client.RestTemplateBuilder;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.event.ContextClosedEvent;
+import org.springframework.context.event.EventListener;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
 import org.springframework.scheduling.annotation.EnableScheduling;
@@ -25,6 +30,8 @@
 @EnableScheduling
 public class DirigibleApplication {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(DirigibleApplication.class);
+
     public static void main(String[] args) {
         SpringApplication.run(DirigibleApplication.class, args);
     }
@@ -33,4 +40,14 @@ public static void main(String[] args) {
     public RestTemplate restTemplate(RestTemplateBuilder builder) {
         return builder.build();
     }
+
+    @EventListener
+    public void onStartup(ApplicationReadyEvent event) {
+        LOGGER.info("------------------------ Dirigible started ------------------------");
+    }
+
+    @EventListener
+    public void onShutdown(ContextClosedEvent event) {
+        LOGGER.info("------------------------ Dirigible stopped ------------------------");
+    }
 }