Add github actions ci cd pipeline

.github/workflows/ci-cd.yml

@@ -0,0 +1,35 @@
+name: Smart-Exchange-Deployment
+
+on:
+  push:
+    branches: [main, master]
+
+permissions:
+  id-token: write
+  contents: read
+
+jobs:
+  Deploy:
+    name: Deploy to EC2
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: SSH and Deploy
+        env:
+          PRIVATE_KEY: ${{ secrets.SSH_PRIVATE_KEY }}
+          HOSTNAME: ${{ secrets.EC2_REMOTE_HOST }}
+          USER_NAME: ubuntu
+
+        run: |
+          echo "$PRIVATE_KEY" > private_key
+          chmod 600 private_key
+          ssh -o StrictHostKeyChecking=no -i private_key ${USER_NAME}@${HOSTNAME} << 'EOF'
+            # Now we have got the access of EC2 and we will start the deploy.
+            cd /home/ubuntu/app/smartchange-backend-v1 &&
+            git pull &&
+            sudo npm install &&
+            sudo systemctl restart stop &&
+          EOF
+            rm private_key