Super Testnet on Nostr: No But you just gave a new project idea: it would be cool to have a tool where you ...

No

But you just gave a new project idea: it would be cool to have a tool where you can paste a set of one or more ecash qr codes, and it will make a shareable link that you can give to anyone; if they visit your link, they see an interface that shows them the amount in the qr code and a Send button to send it via lightning to any LN compatible wallet.