Add deployment step to homelab server in GitHub Actions workflow

Author: medevs

.github/workflows/deploy.yml

@@ -42,3 +42,22 @@ jobs:
       - name: Push backend image
         run: |
           docker push ghcr.io/${{ github.repository_owner }}/portfolio-backend:latest
+
+      - name: Deploy to homelab server
+        if: github.ref == 'refs/heads/main'
+        uses: appleboy/ssh-action@v1.0.3
+        with:
+          host: ${{ secrets.HOMELAB_HOST }}
+          username: ${{ secrets.HOMELAB_USER }}
+          key: ${{ secrets.HOMELAB_SSH_KEY }}
+          port: ${{ secrets.HOMELAB_SSH_PORT }}
+          script: |
+            set -e
+            cd ~/projects/local-smart-portfolio
+            echo "📥 Pulling latest images..."
+            docker compose pull
+            echo "🔄 Recreating containers..."
+            docker compose up -d --force-recreate
+            echo "🧹 Cleaning up old images..."
+            docker image prune -f
+            echo "✅ Deployment complete!"