whetstone_DSL/docs/sprint250_execution_tracker_2026-02-26.md

Sprint 250 Execution Tracker - 2026-02-26

Scope

• sprint250_plan.md

Implemented

New runner:

• tools/mcp/run_native_profile_closure_ladder.sh
  • mode order:
    1. raw_only
    2. single_shot_shape
    3. multishot
    4. autofill
  • runs each mode with enforced impact coverage gate.
  • stops at first pass and records selected mode.
  • writes deterministic summary:
    • closure_ladder_summary.json

Validation Artifact

• logs/taskitem_runs/TEST_ONLY_sprint250_closure_ladder_20260226/closure_ladder_summary.json

Observed result on hard fullstack sample:

• selected mode: single_shot_shape
• selected run impact coverage:
  • status=ok
  • failing_profile_count=0

Explicit Completion Signal

• Sprint 250: DONE (implemented + ladder selection verified)