Like `eprint-stdin`, but reads stdin as netencode and pretty-prints it to stderr. Change-Id: I430c010b0cac45f077cde9dadfd79adfa7a53eca Reviewed-on: https://cl.tvl.fyi/c/depot/+/2533 Tested-by: BuildkiteCI Reviewed-by: Profpatsch <mail@profpatsch.de>