nginx-proxy-manager/docker/rootfs/etc/nginx/conf.d/include/force-ssl.conf

set $test "";
if ($scheme = "http") {
	set $test "H";
}
if ($request_uri = /.well-known/acme-challenge/test-challenge) {
	set $test "${test}T";
}
if ($test = H) {
	return 301 https://$host$request_uri;
}