JPA 개발 - 웹 계층 개발#Spring/DB/JPA홈 컨트롤러package jpabook.jpashop.controller;import lombok.extern.slf4j.Slf4j;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;@Controller@Slf4jpublic class HomeController { @RequestMapping("/") public String home() { log.info("home controller"); return "home"; }}@Slf4j : 로깅을 위해서 사용스프링 ..