The share button should give you the ability to send someone else a link so that they can try the same set of cards, in the same order, you just did and see how well they score
More generally I think it would be better to use seeds, so you generate all the cards order randomly just as the game starts (and you can share your game seed)
The share button should give you the ability to send someone else a link so that they can try the same set of cards, in the same order, you just did and see how well they score