[BE] CI/CD 파이프라인 구축

.github/workflows/backend-pull-request.yml

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+name: backend-pull-request
+
+on:
+  pull_request:
+    branches: [ "main", "develop" ]
+    paths:
+      - 'server/**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        working-directory: ./server
+
+    permissions:
+      contents: read
+
+    steps:
+      - name: CheckOut
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
+
+      - name: Test with Gradle Wrapper
+        run: ./gradlew clean build

.github/workflows/backend-push.yml

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+name: backend-push
+
+on:
+  push:
+    branches: [ "main", "develop" ]
+    paths:
+      - 'server/**'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        shell: bash
+        working-directory: ./server
+
+    permissions:
+      contents: read
+
+    steps:
+      - name: CheckOut
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
+
+      - name: Test with Gradle Wrapper
+        run: ./gradlew test
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Set up Docker BuildX
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        run: |
+          docker buildx build --platform linux/arm64 -t \
+          	${{ secrets.DOCKER_USERNAME }}/haengdong-backend-dev --push .
+
+  deploy:
+    needs: build
+    runs-on: self-hosted
+    steps:
+      - name: Docker remove
+        run: |
+          CONTAINER_IDS=$(sudo docker ps -qa)
+          if [ -n "$CONTAINER_IDS" ]; then
+            sudo docker rm -f $CONTAINER_IDS
+          else
+            echo "No running containers found."
+          fi
+
+      - name: Docker Image pull
+        run: sudo docker pull ${{ secrets.DOCKER_USERNAME }}/haengdong-backend-dev
+
+      - name: Docker run
+        run: sudo docker run -d -p 80:8080 --name haengdong-backend-dev haengdong/haengdong-backend-dev

server/Dockerfile

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+FROM gradle:7.6.1-jdk17 AS build
+
+WORKDIR /app
+
+COPY . /app
+
+RUN gradle clean build -x test
+
+FROM openjdk:17-jdk-slim
+
+WORKDIR /app
+
+COPY --from=build /app/build/libs/*.jar /app/haengdong-0.0.1-SNAPSHOT.jar
+
+EXPOSE 8080
+ENTRYPOINT ["java"]
+CMD ["-jar", "haengdong-0.0.1-SNAPSHOT.jar"]