EIP-7702: Set EOA account code

[nicszerman]

EIP‑7702 breaks on‑chain provenance needed for regulated assets

Executive Summary Traditional‑finance (TradFi) tokens rely on always knowing which wallet authorised each state‑changing call. EIP‑7702 breaks this: the signing wallet (the authorizer) no longer surfaces via tx.origin, rendering Ethereum incompatible with regulated assets. Adding one VM‑level field—tx.authorizer—would restore that information without touching existing contracts or privacy, especially when tokens move atomically through pooled contracts (e.g., Uniswap → Morpho). Call to Actio…