nostr:npub1xvtw9ky0ly0ppzw8tlhdek965gjck329tga326hkzlt7c7d5tljs85m7f8 Just made a Holesail proxy that works on Vercel:

https://github.com/oren-z0/holesail-proxy/

This is the best and a free way to expose a local port to the internet quickly and avoid running a jump server using Holesail.