The header wasn't being copied, which was leading to issues finding the latest block when starting Geth against a cheated L1 disk. This PR uses the Geth `CopyHeader` utility to safely copy the header.

fix: hardhat dev dependency

op-node: Modify p2p unsafe sync rate limits

feat(sdk): add custom bridge address for ECO

feat(ctp): Change the type on the auth id field of the Faucet contract to bytes32

[fault-detector] extra logging

op-node: Remove ConnGater and ConnMngr constructors from p2p config

op-program: Remove unused L1 fetcher

CI: Pin go-ethereum to v1.11.6 for Hive

op-chain-ops: better rollover checks

refactor(proxyd): move consensus shutdown nested inside the backend group

refactor(proxy): cache only immutable and hash-based methods

refactor(proxyd): clean up backend rate limiter