feat(op-challenger): Responder Step Function

op-challenger: Add AttemptStep function

feat(ctb): Remove echidna

feat: indexer retries batches on failure. l1_processor indexes l1 checkpoints

remove buffered_header_traversal. processor can just keep reference to the unprocessed headers in memory

Not too happy with this abstraction for the procssor. Probably will
change this to a subscription based thing in the future

hive: Improve reporting of hive test failures

fix(sdk): linter

op-e2e: Simplify and correct wait period when finalizing withdrawals.

Merge pull request #6211 from ethereum-optimism/06-29-fix_bedrock-markdown-links_pnpm_not_found_error

fix: bedrock-markdown-links pnpm not found error

feat(ctb): Time-box `FaultDisputeGame::resolve()`

- sdk tests are not blocking for some reason

fix(op-challenger): Post-state game nit

op-challenger: Get Pre/Post claim for Step function

fix(sdk): Fix multicall3 support for sdk