not sure it would work with confidential transactions that require ordinals as the sats are "confidential"
Blockstream did it long time ago, why ordinators cannot use the same?
https://blog.liquid.net/raretoshi-launches-nft-and-physical-art-marketplace-powered-by-the-liquid-network/
https://blog.liquid.net/raretoshi-launches-nft-and-physical-art-marketplace-powered-by-the-liquid-network/