server-tools/base_export_manager/views/assets.xml

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

    <!-- Add Javascript -->
    <template id="assets_backend"
              inherit_id="web.assets_backend"
              name="Add technical name to field items"
              priority="20">
        <xpath expr="." position="inside">
            <script type="text/javascript"
                    src="/base_export_manager/static/src/js/base_export_manager.js"/>
        </xpath>
    </template>

</odoo>