Odoo-Build/snippets/stock.report_picking.header_box.xml

<data inherit_id="stock.report_picking" priority="50">
    <xpath expr="//h1" position="replace">
        <div class="header_box">
            <div class="row align-items-center">
                <div class="col">
                    <h1 class="trimada">R&#xFC;stschein <span t-field="o.name"/>
          </h1>
                </div>
                <div class="col">
                    <img t-att-src="'/report/barcode/?type=%s&amp;value=%s&amp;width=%s&amp;height=%s&amp;quiet=0' % ('Code128', o.name, 600, 100)" style="width:210px;height:60px; float:right;" alt="Barcode"/>
                </div>
            </div>
        </div>
    </xpath>
</data>