nginx_config/sites-available/http_2_https

server {
	listen 80 default_server;
	listen [::]:80 default_server ipv6only=on;

	server_name _ ;

	include /etc/nginx/snippets/letsencrypt.conf;

	root /var/www/html;
	index index.html;
	location / {
		rewrite ^ https://$http_host$request_uri? permanent;    # force redirect http to https
	}
}