Replay Event v1

• Module: packages/contracts/src/replay-event.ts
• Golden fixture: packages/contracts/fixtures/replay-event.v1.json
• Schema version: v1

Replay events provide deterministic reconstruction of one benchmark run step.

Required fields:

• eventId
• runId
• stepId
• sequence
• phase
• timestamp
• plannerIntent
• executorAction
• preStateSnapshotRef
• postStateSnapshotRef
• artifactRefs
• summary
• verdict

Canonical phase ordering:

1. planner-input
2. planner-output
3. executor-start
4. state-capture-before
5. action
6. state-capture-after
7. assertion
8. recovery
9. step-result
10. run-result