Add logging preferences

src/main/java/com/rest/api/controller/HelloController.java

@@ -2,10 +2,12 @@ package com.rest.api.controller;
 
 import lombok.Getter;
 import lombok.Setter;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.ResponseBody;
 
+@Slf4j
 @Controller
 public class HelloController {
 
@@ -20,6 +22,8 @@ public class HelloController {
     @GetMapping(value = "/helloworld/string")
     @ResponseBody
     public String helloworldString() {
+        log.debug("Helloworld");
+        log.info("Helloworld");
         return HELLO;
     }