More progress with #caddy. Learned how to build a custom binary with #xcaddy, install the "replace-response" module and use that to output each Docker container's response to a specific subfolder on my #Tailscale node domain. So now:
https://mew.tailnet-b593.ts.net serves #libreddit.
https://mew.tailnet-b593.ts.net/google serves a #whoogle instance.
Happy how this worked out!