修正 PChome rescore 重複入隊判斷

services/competitor_match_attempt_rescore_audit.py

@@ -231,20 +231,22 @@ def _ensure_attempt_table(conn) -> None:
 
 def _already_materialized(conn, *, source: str, sku: str, candidate_id: str) -> bool:
     row = conn.execute(text("""
-        SELECT 1
+        SELECT attempt_status, COALESCE(best_competitor_product_id, '') AS candidate_id
         FROM competitor_match_attempts
         WHERE sku = :sku
           AND source = :source
-          AND attempt_status = :attempt_status
-          AND COALESCE(best_competitor_product_id, '') = :candidate_id
+        ORDER BY attempted_at DESC, id DESC
         LIMIT 1
     """), {
         "sku": sku,
         "source": source,
-        "attempt_status": RESCORE_ACCEPTED_CURRENT_STATUS,
-        "candidate_id": candidate_id,
     }).first()
-    return row is not None
+    if row is None:
+        return False
+    return (
+        row.attempt_status == RESCORE_ACCEPTED_CURRENT_STATUS
+        and row.candidate_id == candidate_id
+    )
 
 
 def materialize_rescore_accept_reviews(