backend CI/CD 워크플로우 설정

.github/workflows/backend-deploy.yml

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+name: 🍀 Deploy to Naver Cloud Platform
+on:
+  push:
+    branches:
+      - release # Only in release branch
+
+jobs:
+  push_to_registry:
+    name: Push to ncp container registry
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to NCP Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ secrets.NCP_CONTAINER_REGISTRY }}
+          username: ${{ secrets.NCP_ACCESS_KEY }}
+          password: ${{ secrets.NCP_SECRET_KEY }}
+      - name: build and push
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          file: ./backend/Dockerfile
+          push: true
+          tags: ${{ secrets.NCP_CONTAINER_REGISTRY }}/server:latest
+          cache-from: type=registry,ref=${{ secrets.NCP_CONTAINER_REGISTRY }}/server:latest
+          cache-to: type=inline
+          secrets: |
+            GIT_AUTH_TOKEN=${{ secrets.GITHUB_TOKEN }}
+
+  pull_from_registry:
+    name: Connect server ssh and pull from container registry
+    needs: push_to_registry
+    runs-on: ubuntu-latest
+    steps:
+      - name: connect ssh
+        uses: appleboy/ssh-action@master
+        with:
+          host: ${{ secrets.SERVER_HOST }}
+          username: ${{ secrets.SERVER_USERNAME }}
+          password: ${{ secrets.SERVER_PASSWORD }}
+          port: ${{ secrets.SERVER_PORT }}
+          script: |
+            docker pull ${{ secrets.NCP_CONTAINER_REGISTRY }}/server
+            docker stop $(docker ps -a -q)
+            docker rm $(docker ps -a -q)
+            docker run -d -p 80:3000 --env-file ${{ secrets.ENV_FILE }} ${{ secrets.NCP_CONTAINER_REGISTRY }}/server
+            docker image prune -f

.github/workflows/backend-eslint-ci.yml

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+name: ESLint Check
+on:
+  pull_request:
+    paths:
+      - backend/** 
+jobs:
+  eslint:
+    name: runner / eslint
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: reviewdog/action-eslint@v1
+        with:
+          eslint_flags: "src/"
+          filter_mode: file
+          workdir: "backend"
+          fail_on_error: true

backend/Dockerfile

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+FROM node:lts-alpine
+
+WORKDIR /usr/src/app
+
+COPY ./backend/package*.json ./
+
+RUN npm install
+
+COPY ./backend/. .
+
+RUN npm run build
+
+EXPOSE 3000
+
+CMD ["npm", "start"]