Initial commit: minimal relay server and CLI structure

Relay pairs connections by room name and pipes bytes between them,
with no password/PAKE handshake at the relay layer — codephrase-based
encryption is left to the client side of the transfer.
This commit is contained in:
2026-07-20 10:13:37 +08:00
commit 95726d9e45
15 changed files with 2501 additions and 0 deletions
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