Nginx temporary configuration for CertBot webroot verification

certbot.conf

server {
    listen       80;
    server_name  localhost;

    location / {
        root   /var/www/matrix.tristor.ro/public/;
        index  index.html index.htm;
    }

    location '/.well-known/acme-challenge' {
        default_type "text/plain";
        allow all;
        root /var/www/matrix.tristor.ro/public/;
    }

    # redirect server error pages to the static page /50x.html
    #
    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }
}