feat(core): add logic log current localdatetime every seconds

target/src/main/java/com/miti99/Main.java

@@ -1,18 +1,15 @@
 package com.miti99;
 
-// TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
-// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
+import java.time.LocalDateTime;
+import java.util.concurrent.Executors;
+import java.util.concurrent.TimeUnit;
+
 public class Main {
 
-  static void main() {
-    // TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
-    // to see how IntelliJ IDEA suggests fixing it.
-    IO.println(String.format("Hello and welcome!"));
-
-    for (int i = 1; i <= 5; i++) {
-      // TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
-      // for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
-      IO.println("i = " + i);
-    }
+  static void main() throws InterruptedException {
+    var executor = Executors.newSingleThreadScheduledExecutor();
+    executor.scheduleAtFixedRate(() -> IO.println(LocalDateTime.now()), 1, 1, TimeUnit.SECONDS);
+    Runtime.getRuntime().addShutdownHook(new Thread(executor::shutdown));
+    Thread.currentThread().join();
   }
 }