main
feat(protocol): add safe Unit spot and CCTP operations
feat(spot): add fail-closed reconciliation contracts
feat: add hyperliquid domain logic
feat(cctp): add fail-closed read-only preflight
feat(cctp): compose fail-closed preflight snapshots
feat(cctp): add same-block HyperEVM preflight reader
fix(mainnet): scope exchange writes to the BTC scenario
fix(spot): validate canonical IOC preconditions
feat: build hyperliquid research demo
fix: align legacy market logic with shared types
fix: harden exchange action helpers
feat(spot): add fail-closed durable recovery contract
fix(unit): bind recovery to verified deposit identity
feat: add hyperliquid api infrastructure