add CI/CD pipeline

Author: Wcoder547

.github/workflows/deploy.yml

@@ -0,0 +1,49 @@
+name: Build and Deploy
+
+on:
+  push:
+    branches: [main]
+
+env:
+  BACKEND_IMAGE: ${{ secrets.DOCKERHUB_USERNAME }}/my-app-backend
+  FRONTEND_IMAGE: ${{ secrets.DOCKERHUB_USERNAME }}/my-app-frontend
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and push backend image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./Back-end
+          push: true
+          tags: ${{ env.BACKEND_IMAGE }}:latest
+
+      - name: Build and push frontend image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./Front-end
+          push: true
+          tags: ${{ env.FRONTEND_IMAGE }}:latest
+
+      - name: Deploy to EC2
+        uses: appleboy/ssh-action@v1
+        with:
+          host: ${{ secrets.EC2_HOST }}
+          username: ${{ secrets.EC2_USER }}
+          key: ${{ secrets.EC2_SSH_KEY }}
+          script: |
+            cd ~/MERN-CHAT-APP
+            docker compose pull
+            docker compose up -d --remove-orphans
+            docker image prune -f

docker-compose.yml

@@ -1,21 +1,17 @@
+version: "3.9"
 services:
   backend:
-    build:
-      context: ./Back-end
-      dockerfile: Dockerfile
+    image: waseemmalik547/mern-chat-app-backend:latest
     container_name: mern-backend
     restart: always
-    env_file:
-      - ./Back-end/.env
+    env_file: ./Back-end/.env
     ports:
       - "3000:3000"
     networks:
       - mern-network
 
   frontend:
-    build:
-      context: ./Front-end
-      dockerfile: Dockerfile
+    image: waseemmalik547/mern-chat-app-frontend:latest
     container_name: mern-frontend
     restart: always
     ports: