server {
    listen      80;
    listen [::]:80;
    server_name $BASE_URL;

    return 301 https://$host$request_uri;
}

server {
    listen      443 ssl;
    listen [::]:443 ssl;
    server_name $BASE_URL;

    ssl_certificate     /etc/letsencrypt/live/$BASE_URL/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/$BASE_URL/privkey.pem;

    location / {
        proxy_pass       http://nextcloud;

        client_max_body_size 1024G;
        proxy_set_header     Host              $host;
        proxy_set_header     X-Forwarded-For   $proxy_add_x_forwarded_for;
        proxy_set_header     X-Forwarded-Proto $scheme;
        proxy_set_header     X-Forwarded-Host  $http_host;
        proxy_redirect       off;
    }

    location /.well-known/carddav {
        return 301 $scheme://$host/remote.php/dav;
    }

    location /.well-known/caldav {
        return 301 $scheme://$host/remote.php/dav;
    }
}