whetstone_DSL/sprint217_plan.md

Sprint 217 Plan: Multi-file Artifact Closure Gate

Goal

Enforce required-artifact closure contracts for multi-file tasks.

Steps

• Step 2124: Required-artifact contract ingestion in benchmark orchestration.
• Step 2125: Strict invalidation when multi-file contract is underspecified.
• Step 2126: Summary metrics for multi-file contract invalidity.
• Step 2127: Add closure analyzer for multi-file/fullstack contracts.
• Step 2128: Add Sprint217IntegrationSummary.h.