diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE/feature_template.md
similarity index 100%
rename from .github/PULL_REQUEST_TEMPLATE.md
rename to .github/PULL_REQUEST_TEMPLATE/feature_template.md
diff --git a/.github/PULL_REQUEST_TEMPLATE/release_template.md b/.github/PULL_REQUEST_TEMPLATE/release_template.md
new file mode 100644
index 0000000..d5dc635
--- /dev/null
+++ b/.github/PULL_REQUEST_TEMPLATE/release_template.md
@@ -0,0 +1,17 @@
+# {{version_number}} 릴리스 요약
+
+## 변경 사항
+
+- 새로운 기능: [간단한 설명]
+- 개선 사항: [간단한 설명]
+- 버그 수정: [수정된 버그에 대한 간단한 설명]
+
+## 상세 변경 로그
+
+[이 릴리스에 포함된 커밋 목록 또는 더 상세한 변경 로그 링크]
+
+---
+
+**버전 올림 기준:** `주요 변경 (Major)`: 하위 호환되지 않는 API 변경, `기능 (Minor)`: 하위 호환되는 새로운 기능 추가, `패치 (Patch)`: 하위 호환되는 버그 수정 시 올립니다.
+
+
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
deleted file mode 100644
index b216d3b..0000000
--- a/.github/workflows/deploy.yml
+++ /dev/null
@@ -1,59 +0,0 @@
-name: Docker CI/CD to GCP
-
-on:
-  push:
-    branches:
-      - develop
-
-  workflow_dispatch:
-
-jobs:
-  build-and-deploy:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Generate application.yml from secret
-        run: |
-          mkdir -p src/main/resources
-          echo "${{ secrets.APP_YML }}" > src/main/resources/application.yml
-
-      - name: Grant execute permission to Gradle wrapper
-        run: chmod +x ./gradlew
-
-      - name: Build Spring Boot app (JAR)
-        run: ./gradlew clean build -x test
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
-
-      - name: Log in to Docker Hub
-        uses: docker/login-action@v2
-        with:
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
-
-      - name: Build and push Docker image
-        run: |
-          docker build -t ${{ secrets.DOCKER_USERNAME }}/tokkit-server-admin:latest .
-          docker push ${{ secrets.DOCKER_USERNAME }}/tokkit-server-admin:latest
-
-      - name: SSH to GCP and deploy container
-        uses: appleboy/ssh-action@v0.1.10
-        with:
-          host: ${{ secrets.SSH_HOST }}
-          username: ${{ secrets.SSH_USER }}
-          key: ${{ secrets.SSH_PRIVATE_KEY }}
-          script: |
-            docker stop tokkit-server-admin || true
-            docker rm tokkit-server-admin || true
-            docker pull ${{ secrets.DOCKER_USERNAME }}/tokkit-server-admin:latest
-            docker run -d \
-              --name tokkit-server-admin \
-              -p 8080:8080 \
-              --memory=512m \
-              --restart always \
-              ${{ secrets.DOCKER_USERNAME }}/tokkit-server-admin:latest
-
diff --git a/.github/workflows/release_note.yml b/.github/workflows/release_note.yml
new file mode 100644
index 0000000..8f3e931
--- /dev/null
+++ b/.github/workflows/release_note.yml
@@ -0,0 +1,26 @@
+name: Tag Release
+on:
+  pull_request:
+    branches:
+      - "main"
+    types:
+      - closed
+jobs:
+  generate_release:
+    name: Release
+    if: contains(github.event.pull_request.head.ref, 'release/v') && github.event.pull_request.merged == true
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+      - name: Fetch version
+        run: |
+          VERSION=$(echo "${GITHUB_HEAD_REF}" | sed "s/release\\\\/v//")
+          echo "version=${VERSION}" >> $GITHUB_OUTPUT
+        id: fetch-version
+      - name: Generate release notes
+        uses: softprops/action-gh-release@v1
+        with:
+          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          tag_name: v${{ steps.fetch-version.outputs.version }}
+          generate_release_notes: true
diff --git a/src/main/java/dev/admin/admin/controller/AdminAuthController.java b/src/main/java/dev/admin/admin/controller/AdminAuthController.java
index 1569860..28b5654 100644
--- a/src/main/java/dev/admin/admin/controller/AdminAuthController.java
+++ b/src/main/java/dev/admin/admin/controller/AdminAuthController.java
@@ -10,6 +10,9 @@
 import jakarta.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
 
+
+import org.springframework.beans.factory.annotation.Value; 
+
 import org.springframework.http.ResponseCookie;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
@@ -22,6 +25,11 @@ public class AdminAuthController {
 	private final AdminAuthCommandService authCommandService;
 	private final JwtUtil jwtUtil;
 
+
+	@Value("${app.cookie.domain}") 
+	private String cookieDomain;
+
+
 	@PostMapping("/login")
 	public ApiResponse<JwtDto> login(@RequestBody LoginRequestDto requestDto, HttpServletResponse response) {
 		JwtDto tokenDto = authCommandService.login(requestDto);
@@ -30,6 +38,7 @@ public ApiResponse<JwtDto> login(@RequestBody LoginRequestDto requestDto, HttpSe
 			.httpOnly(true)
 			.secure(true)
 			.path("/")
+			.domain(cookieDomain) 
 			.sameSite("None")
 			.maxAge(60 * 60)
 			.build();
@@ -38,6 +47,7 @@ public ApiResponse<JwtDto> login(@RequestBody LoginRequestDto requestDto, HttpSe
 			.httpOnly(true)
 			.secure(true)
 			.path("/")
+			.domain(cookieDomain) 
 			.sameSite("None")
 			.maxAge(7 * 24 * 60 * 60)
 			.build();
@@ -57,6 +67,7 @@ public ApiResponse<Void> logout(@CookieValue("refreshToken") String refreshToken
 			.httpOnly(true)
 			.secure(true)
 			.path("/")
+			.domain(cookieDomain) 
 			.sameSite("None")
 			.maxAge(0)
 			.build();
@@ -65,6 +76,7 @@ public ApiResponse<Void> logout(@CookieValue("refreshToken") String refreshToken
 			.httpOnly(true)
 			.secure(true)
 			.path("/")
+			.domain(cookieDomain) 
 			.sameSite("None")
 			.maxAge(0)
 			.build();