example.com

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

    server_name example.com;
    root /var/www/example.com/;
    location / {
        return 301 https://$host$request_uri;
    }
}

server {
    listen 443 ssl;
    listen [::]:443 ssl;
    server_name example.com;

    include /etc/nginx/ssl-params.conf;
    ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem;
    ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem;

    root /var/www/example.com/;
    location / {
        return 301 /public/;
    }
    location /public {
        autoindex on;
    }
}