gzth/room/wizard/room_booking_partner_create_wizard.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <record id="view_room_booking_partner_create_wizard" model="ir.ui.view">
        <field name="name">签到二维码</field>
        <field name="model">room.booking.partner.create.wizard</field>
        <field name="arch" type="xml">
            <form create="false" edit="false" delete="false">
                <div class="col-12 text-center">
                    <field name="qrcode_image" widget="image" readonly="1"/>
                </div>
            </form>
        </field>
    </record>
</odoo>