feat: Phase 3 — agent observability for Merkle call stack

- StartStep gains parentState: string | null (from StartNodePayload) - buildAgentPrompt injects Parent Context section when parentState is set - CLI thread show outputs parentState (top-level) and childThread (per step) - 2 new prompt tests + thread show assertion updates Refs #197, #194 小橘 🍊（NEKO Team）
2026-05-12 02:23:15 +00:00
parent 4a31cf9d63
commit 98122b446d
11 changed files with 88 additions and 3 deletions
@@ -499,6 +499,7 @@ export async function executeThread(
      content: input.prompt,
      meta: {},
      timestamp: nowMs,
+      parentState: options.parentStateHash,
    },
    steps: input.steps.map((out, i) => ({
      role: out.role,