diff --git a/database/migrations/2026_08_02_000001_ensure_moshtari_code_on_customers_table.php b/database/migrations/2026_08_02_000001_ensure_moshtari_code_on_customers_table.php
new file mode 100644
index 0000000..7dcb782
--- /dev/null
+++ b/database/migrations/2026_08_02_000001_ensure_moshtari_code_on_customers_table.php
@@ -0,0 +1,80 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+/**
+ * ستون moshtari_code روی بعضی دپلوی‌ها نیست و register با
+ * findClaimableImportedByMobile → Unknown column 'moshtari_code' می‌خورد.
+ * این مایگریشن idempotent است و اگر ستون باشد هیچ کاری نمی‌کند.
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        if (! Schema::hasTable('customers')) {
+            return;
+        }
+
+        $after = $this->firstExistingColumn([
+            'tahesab_id',
+            'finance_code',
+            'pargar_id',
+            'mobile',
+        ]);
+
+        $this->addCustomerColumnIfMissing(
+            'moshtari_code',
+            'INT NULL DEFAULT NULL',
+            $after
+        );
+    }
+
+    public function down(): void
+    {
+        // عمداً خالی — rollback ستون حسابداری را حذف نمی‌کند
+    }
+
+    /** @param list<string> $candidates */
+    private function firstExistingColumn(array $candidates): ?string
+    {
+        foreach ($candidates as $column) {
+            if ($this->customerColumnExists($column)) {
+                return $column;
+            }
+        }
+
+        return null;
+    }
+
+    private function customersTable(): string
+    {
+        return DB::getTablePrefix().'customers';
+    }
+
+    private function customerColumnExists(string $column): bool
+    {
+        $result = DB::selectOne(
+            'SELECT COUNT(*) AS cnt FROM information_schema.COLUMNS
+             WHERE TABLE_SCHEMA = ? AND TABLE_NAME = ? AND COLUMN_NAME = ?',
+            [DB::connection()->getDatabaseName(), $this->customersTable(), $column]
+        );
+
+        return (int) $result->cnt > 0;
+    }
+
+    private function addCustomerColumnIfMissing(string $column, string $definition, ?string $after = null): void
+    {
+        if ($this->customerColumnExists($column)) {
+            return;
+        }
+
+        $table = $this->customersTable();
+        $afterClause = ($after !== null && $this->customerColumnExists($after))
+            ? " AFTER `{$after}`"
+            : '';
+
+        DB::statement("ALTER TABLE `{$table}` ADD COLUMN `{$column}` {$definition}{$afterClause}");
+    }
+};