Odoo-Build/snippets/project.view_task_kanban.show_planned_date_begin.xml

<data inherit_id="project.view_task_kanban" priority="50">
    <div name="date_deadline" position="replace">
        <div t-if="record.planned_date_begin.raw_value" name="planned_date_begin" attrs="{'invisible': [('is_closed', '=', True)]}">
            <field name="planned_date_begin" widget="remaining_days"/>
        </div>
    </div>
</data>