https://datatracker.ietf.org/doc/html/draft-ietf-webtrans-ov... https://datatracker.ietf.org/doc/html/draft-ietf-webtrans-ht...
Still early stages, but it looks promising! Notably it supports multiple streams and unreliable datagrams since it goes over QUIC
Because WireGuard and SSH are at different layers of the network stack, it might be necessary (though slow) to bridge two WireGuard networks through a single TCP socket port-forwarded by SSH. I'm actually curious now what tools would best be used to accomplish this, how much effort would be needed to configure things, and how badly performance would suffer when faced with normal internet traffic congestion.
“Tunnel UDP over SSH”
https://superuser.com/questions/53103/udp-traffic-through-ss... has some suggestions