fix(accounting): lines كلمة محجوزة في MySQL 8 — alias اتغيّر لـ line_count

app/Modules/Accounting/Services/PartyStatementService.php

@@ -176,7 +176,7 @@ final class PartyStatementService
         $params = array_map(fn($p) => $p . '%', $prefixes);
 
         $row = $db->selectOne(
-            "SELECT COALESCE(SUM(jel.debit) - SUM(jel.credit), 0) AS balance, COUNT(*) AS lines
+            "SELECT COALESCE(SUM(jel.debit) - SUM(jel.credit), 0) AS balance, COUNT(*) AS line_count
                FROM journal_entry_lines jel
                JOIN journal_entries je ON je.id = jel.journal_entry_id
                JOIN chart_of_accounts coa ON coa.id = jel.account_id
@@ -188,7 +188,7 @@ final class PartyStatementService
 
         return [
             'balance' => (string) ($row['balance'] ?? '0.00'),
-            'lines'   => (int) ($row['lines'] ?? 0),
+            'lines'   => (int) ($row['line_count'] ?? 0),
         ];
     }