I made a similar project: https://veneer.leftium.com

You can publish any publicly readable sheet/form (append rows with publicly available form):

- sample sheet: https://veneer.leftium.com/s.1RoVLit_cAJPZBeFYzSwHc7vADV_fYL...

- sample form: https://veneer.leftium.com/g.chwbD7sLmAoLe65Z8