I can't help you with block clocks. But I know two great guys who can help you with OrangeClocks nostr:npub1l5pxvjzhw77h86tu0sml2gxg8jpwxch7fsj6d05n7vuqpq75v34syk4q0n & nostr:npub17tyke9lkgxd98ruyeul6wt3pj3s9uxzgp9hxu5tsenjmweue6sqq4y3mgl