Drc permit standard#3

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steel-judoka wants to merge 3 commits intoDusk-Forge:mainfrom

steel-judoka:drc_permit_standard

Commits on Mar 1, 2026

adds permit, erc-2612 like implementation, new types and helpers for off-chain signers; TODO: add view fns for nonces and domain separator
steel-judoka
committed

Commits on Mar 2, 2026

move permit digest helpers to drc20-types for off-chain reuse;
steel-judoka
committed

Commits on Mar 3, 2026

add new views matching eip-2612 like impl; add more tests; polish
steel-judoka
committed