old.nicco.io/nginx.conf

server {
	listen       80;
	server_name  _;

	add_header Content-Security-Policy "default-src nicco.io *.nicco.io";
	add_header X-Content-Type-Options "nosniff";
	add_header X-Frame-Options "deny";
	add_header Strict-Transport-Security "max-age=31536000";
	add_header Referrer-Policy "origin";

	location / {
		root   /srv;
        try_files $uri /index.html =404;
	}
}