whetstone_DSL/docs/sprint239_execution_tracker_2026-02-26.md

Sprint 239 Execution Tracker - 2026-02-26

Scope

• sprint239_plan.md

Implemented

Pipeline updates in tools/mcp/run_sprint_taskitem_pipeline.sh:

• Added WSTONE_NATIVE_REASON_ENRICHMENT (default 1).
• Added deterministic enrichment of native task reasons from semantic requirement kinds.
• Added summary packet:
  • native_reason_enrichment

Baseline A/B Smoke

• enrichment enabled run:
  • logs/taskitem_runs/TEST_ONLY_sprint239_reason_enrich_20260226_145442/00_summary.json
• enrichment disabled run:
  • logs/taskitem_runs/TEST_ONLY_sprint239_reason_enrich_20260226_145443/00_summary.json

Observed delta:

• native_semantic_signal_count: 0 -> 6

Fallback audit artifact for this slice:

• logs/taskitem_runs/TEST_ONLY_sprint239_semantic_fallback_audit_20260226/semantic_fallback_summary.json

Explicit Completion Signal

• Sprint 239: DONE (implemented + A/B smoke verified)