nginx.conf

server {
    server_name example.com www.example.com;
    root /var/www/html/example;
    include conf.d/wp.ini;

    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/example.com/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

}

server {

    if ($host = www.example.com) {
        return 301 https://www.$host$request_uri;
    }

    if ($host = codeistalk.com) {
        return 301 https://www.$host$request_uri;
    } # managed by Certbot

    listen 0.0.0.0:80;
    server_name codeistalk.com www.codeistalk.com;
    return 404; # managed by Certbot

}