proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $proxy_connection;
proxy_set_header Host $the_host;
proxy_set_header X-Forwarded-Host $the_host;
proxy_set_header X-Forwarded-Proto $the_scheme;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;

server {
    listen 0.0.0.0:80;
    listen [::]:80 default_server;

    client_max_body_size 4G;

    location / {
        proxy_pass http://$router_host:8092;
    }

    include includes/letsencrypt.conf;
}