Add GitHub Actions workflow for CI/CD pipeline deployment

Author: deep-priyo

.github/workflows/deploy.yml

@@ -0,0 +1,41 @@
+name: CI/CD Pipeline
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Login to Docker Hub
+        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
+
+      - name: Build backend image
+        run: docker build -t ${{ secrets.DOCKER_USERNAME }}/mean-backend:latest ./backend
+
+      - name: Build frontend image
+        run: docker build -t ${{ secrets.DOCKER_USERNAME }}/mean-frontend:latest ./frontend
+
+      - name: Push backend image
+        run: docker push ${{ secrets.DOCKER_USERNAME }}/mean-backend:latest
+
+      - name: Push frontend image
+        run: docker push ${{ secrets.DOCKER_USERNAME }}/mean-frontend:latest
+
+      - name: Deploy to EC2
+        uses: appleboy/ssh-action@master
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USER }}
+          key: ${{ secrets.EC2_SSH_KEY }}
+          script: |
+            cd mean-app
+            docker compose pull
+            docker compose down
+            docker compose up -d