Bonus side effect of building this POC: I was able to catch and report a bug in the Nostr Rust SDK. Shout ouf to the maintainers who fixed it few hours later.
I may be the one who implemented the first NIP-90 compatible DVM in Rust 😜

https://github.com/rust-nostr/nostr/issues/512

nostr:note15yu3yzmldlmqskuekevr9q0fj723skx3lwfmfvw9f87cartpjl7s3wd7ws
https://m.primal.net/JiJK.png