reporting-engine/bi_view_editor/templates/assets_template.xml

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

    <template id="assets_backend" name="bi_view_editor assets" inherit_id="web.assets_backend">
        <xpath expr="." position="inside">
            <link rel="stylesheet" href="/bi_view_editor/static/src/css/bve.css"/>

            <script type="text/javascript" src="/bi_view_editor/static/src/js/bi_view_editor.js"></script>
            <script type="text/javascript" src="/bi_view_editor/static/src/js/bi_view_editor.JoinNodeDialog.js"></script>
            <script type="text/javascript" src="/bi_view_editor/static/src/js/bi_view_editor.ModelList.js"></script>
            <script type="text/javascript" src="/bi_view_editor/static/src/js/bi_view_editor.FieldList.js"></script>
        </xpath>
    </template>

</odoo>