diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index addead17..7a3d58b1 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -4,8 +4,12 @@ name: Backend CI/CD using GitHub Actions & Docker
 on:
   push:
     branches: [ "main" ]
+    paths:
+      - 'backend/**'
   pull_request:
     branches: [ "main" ]
+    paths:
+      - 'backend/**'
 
 jobs:
   build:
@@ -70,4 +74,4 @@ jobs:
             sudo docker run -d -p 8080:8080 ${{ secrets.DOCKER_USERNAME }}/backend:latest
             
             # 사용하지 않는 이미지 정리
-            sudo docker image prune -a -f
+            sudo docker image prune -a -f
\ No newline at end of file
diff --git a/backend/Dockerfile b/backend/Dockerfile
index c4f98352..073b8671 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,30 +1,5 @@
-# OpenJDK 기반 이미지 설정
-FROM bellsoft/liberica-openjdk-alpine:21
-
-# dos2unix 설치 및 bash 설치
-RUN apk add --no-cache bash dos2unix
-
-# 작업 디렉터리 설정
-WORKDIR /app
-
-# 프로젝트 소스 코드와 Gradle 파일 복사
-COPY gradlew ./
-COPY gradle/ ./gradle
-COPY build.gradle settings.gradle ./
-COPY src/ ./src
-
-# 줄바꿈 형식 변경 및 Gradle 실행 권한 추가
-RUN dos2unix gradlew
-RUN chmod +x ./gradlew
-
-# Gradle 빌드 실행
-RUN bash ./gradlew clean build -x test
-
-# 포트 노출
-EXPOSE 8080
-
-# 환경 변수 설정
-ENV spring.jwt.secret=s5GFED7YjUOFHe3K6jvVk2CalMUU//B2iOBpzSn/WqA=
-
-# 빌드된 JAR 파일 실행
-ENTRYPOINT ["java", "-jar", "build/libs/backend-0.0.1-SNAPSHOT.jar"]
+#DockerFile
+FROM openjdk:21-jdk-slim
+ARG JAR_FILE=build/libs/*.jar
+COPY ${JAR_FILE} app.jar
+ENTRYPOINT ["java","-jar","/app.jar"]
\ No newline at end of file
diff --git a/backend/src/main/java/org/example/backend/board/controller/BoardController.java b/backend/src/main/java/org/example/backend/board/controller/BoardController.java
index a91ae193..483647f5 100644
--- a/backend/src/main/java/org/example/backend/board/controller/BoardController.java
+++ b/backend/src/main/java/org/example/backend/board/controller/BoardController.java
@@ -28,7 +28,7 @@
 public class BoardController {
     private final BoardService boardService;
 
-    @Operation(summary = "게시판 생성 API", description = "게시판 생성")
+    @Operation(summary = "게시판 생성 API 입니다.", description = "게시판 생성입니다.")
     @PostMapping
     public ResponseEntity<Long> createBoard(@RequestBody BoardReqDto boardReqDto) {
         Long boardId = boardService.saveBoard(boardReqDto);