flectra/addons/website_sale_delivery/views/website_sale_delivery_views.xml

<?xml version="1.0" encoding="utf-8"?>
<flectra>

    <record id="view_delivery_carrier_form_website_delivery" model="ir.ui.view">
        <field name="name">delivery.carrier.website.form</field>
        <field name="model">delivery.carrier</field>
        <field name="inherit_id" ref="delivery.view_delivery_carrier_form"/>
        <field name="arch" type="xml">
            <xpath expr="//page[@name='destination']" position='after'>
                <page string="Description">
                    <field name="website_description"  placeholder="Description displayed on the eCommerce and on online quotations."/>
                </page>
            </xpath>
            <xpath expr="//button[@name='toggle_active']" position='before'>
                <button class="oe_stat_button" name="website_publish_button" type="object" icon="fa-globe">
                    <field name="website_published" widget="website_button"/>
                </button>
            </xpath>
        </field>
    </record>

    <record id="view_delivery_carrier_tree_inherit_website_sale_delivery" model="ir.ui.view">
        <field name="name">delivery.carrier.tree.inherit</field>
        <field name="model">delivery.carrier</field>
        <field name="inherit_id" ref="delivery.view_delivery_carrier_tree"/>
        <field name="arch" type="xml">
            <field name="delivery_type" position="after">
                <field name="website_published"/>
            </field>
        </field>
    </record>

    <record id="view_delivery_carrier_search_inherit_website_sale_delivery" model="ir.ui.view">
        <field name="name">delivery.carrier.search.inherit</field>
        <field name="model">delivery.carrier</field>
        <field name="inherit_id" ref="delivery.view_delivery_carrier_search"/>
        <field name="arch" type="xml">
            <filter name="inactive" position="after">
                <filter string="Published" name="website_published" domain="[('website_published','=',True)]"/>
            </filter>
        </field>
    </record>

    <menuitem
        id="menu_ecommerce_delivery"
        parent="website_sale.menu_ecommerce_settings"
        name="Delivery Methods"
        action="delivery.action_delivery_carrier_form"/>

</flectra>