wticreatorstudio/Modules/StaffPayroll/Emails/InvoiceMail.php

<?php

namespace Modules\StaffPayroll\Emails;

use Illuminate\Bus\Queueable;
use Illuminate\Mail\Mailable;
use Illuminate\Queue\SerializesModels;
use Illuminate\Contracts\Queue\ShouldQueue;
use Modules\StaffPayroll\Entities\Invoice;
use Modules\StaffPayroll\Entities\StaffPayrollUser;

class InvoiceMail extends Mailable
{
    use Queueable, SerializesModels;

    /**
     * Create a new message instance.
     *
     * @return void
     */
    public function __construct()
    {
    }

    /**
     * Build the message.
     *
     * @return $this
     */
    public function build()
    {
        return $this->markdown('staffpayroll::mail.invoice-mail');
    }
}