fix(web): count only training events for discrimination and split user-stop from validated range

Three collected events with a reserved holdout were stalling because the discriminator door counted holdout. Public selection_allowed still had snapshot fallbacks, and health only proved the image SHA.

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

scripts/rectification/decision_policy.py

@@ -16,6 +16,7 @@ from scripts.rectification.house_table import compact_house_table_from_contexts
 from scripts.rectification.horary_observation import build_horary_observation
 from scripts.rectification.refinement_packet import build_refinement_packet
 from scripts.rectification.candidate_contrast import context_time, select_signature_representatives
+from scripts.rectification.case_holdout import holdout_event_ids
 from scripts.rectification.scoring_service import precision_weight
 from scripts.rectification.sealed_holdout import holdout_passed, load_sealed_minute_holdout
 from scripts.rectification_policy import (
@@ -424,11 +425,16 @@ def build_decision_receipt(
     diagnostics: dict[str, Any],
 ) -> dict[str, Any]:
     scoreable_events = [event for event in request["events"] if is_primary_scoreable_event(event)]
-    domains = sorted({event["domain"] for event in scoreable_events})
+    holdout = holdout_event_ids(request["events"])
+    training_events = [
+        event for event in scoreable_events
+        if str(event.get("id") or "") not in holdout
+    ]
+    domains = sorted({event["domain"] for event in training_events})
     candidate_presence = _gate(bool(candidate_decisions), candidate_count=len(candidate_decisions))
     event_quality = _gate(
-        len(scoreable_events) >= MIN_ACCEPTANCE_EVENTS,
-        scoreable_event_count=len(scoreable_events),
+        len(training_events) >= MIN_ACCEPTANCE_EVENTS,
+        scoreable_event_count=len(training_events),
         minimum=MIN_ACCEPTANCE_EVENTS,
     )
     domain_diversity = _gate(
@@ -437,7 +443,7 @@ def build_decision_receipt(
         minimum=MIN_ACCEPTANCE_DOMAINS,
         domains=domains,
     )
-    date_quality = _date_quality(scoreable_events)
+    date_quality = _date_quality(training_events)
     top_tied_count = candidate_decisions[0]["tied_minute_count"] if candidate_decisions else 0
     unique_top = _gate(top_tied_count == 1, tied_minute_count=top_tied_count)
     diagnostic_quality = _diagnostic_quality(diagnostics)