diff --git a/.gitignore b/.gitignore
index 6586eaac..72989815 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@ out/
 
 ### VS Code ###
 .vscode/
+*.properties
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index b915b118..fa52532a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -103,6 +103,9 @@ project(":layer-domain"){
 		implementation 'org.springframework.boot:spring-boot-starter-validation'
 		implementation 'org.springframework.boot:spring-boot-starter-oauth2-client'
 
+		// h2
+		runtimeOnly 'com.h2database:h2'
+
 		testImplementation platform('org.junit:junit-bom:5.9.1')
 		testImplementation 'org.junit.jupiter:junit-jupiter'
 	}
diff --git a/layer-api/src/main/java/org/layer/api/controller/HelloController.java b/layer-api/src/main/java/org/layer/api/controller/HelloController.java
index f6a1ed28..18c23116 100644
--- a/layer-api/src/main/java/org/layer/api/controller/HelloController.java
+++ b/layer-api/src/main/java/org/layer/api/controller/HelloController.java
@@ -1,7 +1,7 @@
 package org.layer.api.controller;
 
 import lombok.RequiredArgsConstructor;
-import org.layer.common.model.Sample;
+
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
@@ -12,7 +12,7 @@
 public class HelloController {
 
     @GetMapping("")
-    public Sample test(){
-        return new Sample("hello");
+    public String test(){
+        return "Hello";
     }
 }
diff --git a/layer-api/src/main/java/org/layer/auth/api/AuthController.java b/layer-api/src/main/java/org/layer/auth/api/AuthController.java
index c05ca7b4..10457594 100644
--- a/layer-api/src/main/java/org/layer/auth/api/AuthController.java
+++ b/layer-api/src/main/java/org/layer/auth/api/AuthController.java
@@ -3,7 +3,7 @@
 import lombok.RequiredArgsConstructor;
 import org.layer.auth.jwt.JwtToken;
 import org.layer.auth.service.JwtService;
-import org.layer.member.MemberRole;
+import org.layer.domain.member.entity.MemberRole;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
diff --git a/layer-api/src/main/java/org/layer/auth/jwt/JwtAuthenticationFilter.java b/layer-api/src/main/java/org/layer/auth/jwt/JwtAuthenticationFilter.java
index 11dd806a..8f510632 100644
--- a/layer-api/src/main/java/org/layer/auth/jwt/JwtAuthenticationFilter.java
+++ b/layer-api/src/main/java/org/layer/auth/jwt/JwtAuthenticationFilter.java
@@ -1,23 +1,19 @@
 package org.layer.auth.jwt;
 
-import com.nimbusds.oauth2.sdk.Role;
 import jakarta.servlet.FilterChain;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-import org.layer.member.Member;
-import org.layer.member.MemberRole;
+import org.layer.domain.member.entity.MemberRole;
 import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
-import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.stereotype.Component;
 import org.springframework.util.StringUtils;
 import org.springframework.web.filter.OncePerRequestFilter;
 
 import java.io.IOException;
-import java.util.LinkedHashMap;
 import java.util.List;
 
 @Slf4j
diff --git a/layer-api/src/main/java/org/layer/auth/jwt/MemberAuthentication.java b/layer-api/src/main/java/org/layer/auth/jwt/MemberAuthentication.java
index a8fd36e5..8d07eda4 100644
--- a/layer-api/src/main/java/org/layer/auth/jwt/MemberAuthentication.java
+++ b/layer-api/src/main/java/org/layer/auth/jwt/MemberAuthentication.java
@@ -1,8 +1,7 @@
 package org.layer.auth.jwt;
 
 import lombok.Builder;
-import lombok.RequiredArgsConstructor;
-import org.layer.member.MemberRole;
+import org.layer.domain.member.entity.MemberRole;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.GrantedAuthority;
 
diff --git a/layer-api/src/main/java/org/layer/auth/service/JwtService.java b/layer-api/src/main/java/org/layer/auth/service/JwtService.java
index 344ec137..2467a4ae 100644
--- a/layer-api/src/main/java/org/layer/auth/service/JwtService.java
+++ b/layer-api/src/main/java/org/layer/auth/service/JwtService.java
@@ -3,10 +3,8 @@
 import lombok.RequiredArgsConstructor;
 import org.layer.auth.exception.TokenException;
 import org.layer.auth.jwt.*;
-import org.layer.config.AuthValueConfig;
-import org.layer.member.MemberRole;
+import org.layer.domain.member.entity.MemberRole;
 import org.springframework.data.redis.core.RedisTemplate;
-import org.springframework.security.core.Authentication;
 import org.springframework.stereotype.Service;
 
 import java.time.Duration;
diff --git a/layer-api/src/main/java/org/layer/config/RedisConfig.java b/layer-api/src/main/java/org/layer/config/RedisConfig.java
index a33b7dbe..c7d7d060 100644
--- a/layer-api/src/main/java/org/layer/config/RedisConfig.java
+++ b/layer-api/src/main/java/org/layer/config/RedisConfig.java
@@ -1,6 +1,6 @@
 package org.layer.config;
 
-import org.layer.member.Member;
+import org.layer.domain.member.entity.Member;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;