nginx revers proxy

        
server {
    if ($host = barcode.meetrix.io) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    listen 80;
    server_name barcode.meetrix.io;
    return 301 https://$host$request_uri;


}

server {
        listen 443 ssl;
        listen [::]:443 ssl ;

        server_name barcode.meetrix.io;
       # ssl_certificate /etc/letsencrypt/live/show.cleverideas.com.mx/fullchain.pem;
       # ssl_certificate_key /etc/letsencrypt/live/show.cleverideas.com.mx/privkey.pem;
       # add_header Strict-Transport-Security "max-age=31536000; includeSubDomains";
        error_page 497  https://$host:$server_port$request_uri;
#
       location / {
              proxy_pass http://localhost:3000;
              proxy_http_version 1.1;
              proxy_set_header Upgrade $http_upgrade;
              proxy_set_header Connection "upgrade";
              proxy_set_header Host $host;
      }

    ssl_certificate /etc/letsencrypt/live/barcode.meetrix.io/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/barcode.meetrix.io/privkey.pem; # managed by Certbot
}