assets.xml

<?xml version="1.0" ?>
<!-- Copyright 2019 Le Filament
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<odoo>
    <template
        id="cgscop_assets_backend"
        name="account assets"
        inherit_id="web.assets_backend"
    >
        <xpath expr="." position="inside">
            <link
                rel="stylesheet"
                type="text/css"
                href="/cgscop_timesheet/static/src/css/style.css"
            />

            <script
                type="text/javascript"
                src="/cgscop_timesheet/static/src/js/ur_month_timesheet.js"
            />
        </xpath>
    </template>

</odoo>