fix(zarin): post rial wallet docs as cash via payment, not pooli buy-fi

Zarin kind=payment creates type 55 cash-only rows; it needs zarin_idbank as the counterpart account.

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

app/Services/ZarinSyncService.php

@@ -36,7 +36,7 @@ class ZarinSyncService
 
     private function hasNumericIdKey(array $row): bool
     {
-        foreach (['idFactor', 'idSanad', 'pkRadifSanad', 'idHesab', 'OK'] as $key) {
+        foreach (['idFactor', 'idSanad', 'pkRadifSanad', 'idHesab', 'OK', 'shomareSanad'] as $key) {
             if (! array_key_exists($key, $row)) {
                 continue;
             }
@@ -70,6 +70,7 @@ class ZarinSyncService
             ?? $flat['idFactor']
             ?? $flat['idSanad']
             ?? $flat['pkRadifSanad']
+            ?? $flat['shomareSanad']
             ?? $flat['idHesab']
             ?? null;