server {
    listen 80;
    server_name example.com;
    root /home/user1/Projects/xxx/frontend/build;
    index index.html;

    allow 127.0.0.1;
    allow 192.168.1.1;
    deny all;

    location /api/ {
        rewrite /api/(.*) /$1 break;
        proxy_pass http://localhost:10001;
    }
}