Intent of claudeReplayMapper.test|title=resolveForkAnchorUuid fork at turn 0 → last assistant uuid of turn 0|occurrence=1, claudeReplayMapper.test|title=resolveForkAnchorUuid fork at turn 1 → last assistant uuid of turn 1|occurrence=1

All 22 exact tests in this concept. Every test is marked by where it enters the hierarchy.