chore: add jpa AuditAwareImpl

src/main/java/com/cheise_proj/auditing/AuditAwareImpl.java

@@ -0,0 +1,13 @@
+package com.cheise_proj.auditing;
+
+import org.springframework.data.domain.AuditorAware;
+
+import java.util.Optional;
+
+class AuditAwareImpl implements AuditorAware<String> {
+
+    @Override
+    public Optional<String> getCurrentAuditor() {
+        return Optional.of("System");
+    }
+}

src/main/java/com/cheise_proj/auditing/AuditingApplication.java

@@ -2,10 +2,8 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
 
 @SpringBootApplication
-@EnableJpaAuditing
 public class AuditingApplication {
 
     public static void main(String[] args) {

src/main/java/com/cheise_proj/auditing/JpaConfig.java

@@ -0,0 +1,16 @@
+package com.cheise_proj.auditing;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.domain.AuditorAware;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+
+@Configuration
+@EnableJpaAuditing(auditorAwareRef = "customAuditProvider")
+class JpaConfig {
+
+    @Bean
+    AuditorAware<String> customAuditProvider() {
+        return new AuditAwareImpl();
+    }
+}