---

public function update(Request $request, string $id)
{
    $validated = $request->validate([
        'user_id' => 'required|exists:users,id',
        'car_id' => 'required|exists:cars,id',
        'status' => 'required|in:pending,in_progress,completed,cancelled',
        'problem_description' => 'nullable|string',
        'admin_notes' => 'nullable|string',
        'order_date' => 'required|date',
    ]);

    $repairOrder = RepairOrder::findOrFail($id);
    $repairOrder->update($validated);

    return redirect()->route('repair-orders.index')->with('success', 'Заказ-наряд обновлён');
}