[RFC] Add BOLT 12 payer proof primitives#4297

vincenzopalazzo wants to merge 6 commits intolightningdevkit:mainlightningdevkit/rust-lightning:mainfrom

vincenzopalazzo:macros/proof-of-payment-bolt12-specvincenzopalazzo/rust-lightning:macros/proof-of-payment-bolt12-specCopy head branch name to clipboard