nginx proxy to react app

nginx_serverblock

server {
    listen          80;
    server_name     yourdomain;
    
    location / {
      proxy_set_header X-Real-IP $remote_addr;
      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_set_header X-NginX-Proxy true;
      proxy_pass http://localhost:3333/;
      proxy_ssl_session_reuse off;
      proxy_set_header Host $http_host;
      proxy_cache_bypass $http_upgrade;
      proxy_redirect off;
    }
}