fix(web): drive rectification from candidate contrast and allow range close

Showing a choice card is no longer treated as completion. Distinguish probes
require real candidate groups, holdout stays out of scoring, and ordinary
sessions can finish with a credible range instead of an exact-minute gate.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/rectification/api_service.py

@@ -47,7 +47,11 @@ def score_candidates(request: RectificationRequest) -> dict[str, Any]:
     diagnostic_values = run_diagnostics(scoring_request, rows, built)
     fingerprint = sha256(request)
     result_id = str(uuid5(NAMESPACE_URL, f"{ALGORITHM_VERSION}:{fingerprint}"))
-    candidate_decisions = build_candidate_decisions(rows, result_id=result_id)
+    candidate_decisions = build_candidate_decisions(
+        rows,
+        result_id=result_id,
+        static_contexts=built.get("static_contexts") if isinstance(built.get("static_contexts"), list) else None,
+    )
     decision_receipt = build_decision_receipt(request, candidate_decisions, built, diagnostic_values)
     execution_ledger = build_execution_ledger(request, built, diagnostic_values, candidate_decisions)
     representative = candidate_decisions[0] if candidate_decisions else None