server {
        listen 443;
        server_name  chat.tradewind.vip;

        ssl_certificate /etc/letsencrypt/live/tradewind.vip/fullchain.pem; # managed by Certbot
        ssl_certificate_key /etc/letsencrypt/live/tradewind.vip/privkey.pem; # managed by Certbot
        include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
        ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

        root /var/www/html/chatchan;
        index index.html;
        location / {
            try_files $uri $uri/ =404;
        }
}

server {
    if ($host = chat.tradewind.vip) {
        return 301 https://$host$request_uri;
    } # managed by Certbot

    listen       80;
    server_name  chat.tradewind.vip;
    return 404; # managed by Certbot
}