⚙️ chore docker를 이용한 CD 구현

.github/workflows/CI

@@ -4,7 +4,7 @@ on:
   push:
     branches: [back/main, front/main]
   pull_request:
-    branches: [alpha, main, back/main, front/main, dev]
+    branches: [main, back/main, front/main, dev]
 
 jobs:
   test-and-build:

.github/workflows/deploy.yml

@@ -0,0 +1,72 @@
+name: deploy
+
+on:
+  push:
+    branches: [main, alpha]
+  pull_request:
+    branches: [main, alpha]
+
+env:
+  DOCKER_IMAGE: BE
+
+jobs:
+  login:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ vars.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
+        env:
+          CI: true
+
+      - name: Run linter
+        run: npm run lint
+
+      - name: Build application
+        run: npm run build
+
+      - name: Build and Push Docker Image
+        env:
+          NCP_ACCESS_KEY: ${{ secrets.NCP_ACCESS_KEY }}
+          NCP_SECRET_KEY: ${{ secrets.NCP_SECRET_KEY }}
+        run: |
+          docker build -t $DOCKER_IMAGE:$DOCKER_TAG .
+          docker tag $DOCKER_IMAGE:$DOCKER_TAG $DOCKER_IMAGE:latest
+
+          docker push $DOCKER_IMAGE:$DOCKER_TAG
+          docker push $DOCKER_IMAGE:latest
+
+      - name: Deploy to NCP Server
+        uses: appleboy/ssh-action@master
+        with:
+          host: ${{ secrets.NCP_SERVER_HOST }}
+          username: ${{ secrets.NCP_SERVER_USERNAME }}
+          key: ${{ secrets.NCP_SERVER_SSH_KEY }}
+          script: |
+            docker pull ${{ env.DOCKER_IMAGE }}:${{ env.DOCKER_TAG }}
+            docker stop my-app || true
+            docker rm my-app || true
+            docker run -d \
+              --name my-app \
+              -p 8080:8080 \
+              ${{ env.DOCKER_IMAGE }}:${{ env.DOCKER_TAG }}

BE/.dockerignore

@@ -0,0 +1,4 @@
+.git
+Dockerfile
+node_modules
+dist

BE/Dockerfile

@@ -0,0 +1,8 @@
+FROM node:20
+RUN mkdir -p /var/app
+WORKDIR /var/app
+COPY . .
+RUN npm install
+RUN npm run build
+EXPOSE 3000
+CMD [ "node", "dist/main.js" ]