nginx.conf

server {
    listen       80;
    listen  [::]:80;
    server_name  server_default;

    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
        try_files $uri $uri/ /index.html;
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }

   location ~ ^/(api|stemmi|campioncini|backup){
        proxy_pass  http://backend:5555;
        proxy_set_header    Host                $host;
        proxy_set_header    X-Real-IP           $remote_addr;
        proxy_set_header    X-Forwarded-Host    $host;
        proxy_set_header    X-Forwarded-Server  $host;
        proxy_set_header    X-Forwarded-Proto   $scheme;
        proxy_set_header    X-Forwarded-For     $remote_addr;
        proxy_redirect off;
        proxy_connect_timeout 90s;
        proxy_read_timeout 90s;
        proxy_send_timeout 90s;
   }
   location /ws {
        proxy_pass http://backend:5555;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_set_header Host $host;
   }
}