Maybe a solution similar to this could work: https://github.com/nfcgate/nfcgate/blob/v2/doc/mode/Relay.md

Have the card at home sitting on a reader connected to your homelab, add NFC module to PinePhone and simply relay the traffic over network.

… except for it being built on electron so it’s a 300MB install.

and you need to use a paid VPN

There’s one possible disadvantage: accidentally selecting wrong profile. And suddenly I am looking at Monosodium Glutamate through university’s VPN.

So back to the question, why not blahaj?