Tether

Keep Slack threads attached to the agents that created them.

Use the local Hermes broker as the single Slack boundary. Create a bridge only when the user asks for a Slack notification or an operator automation is explicitly configured to publish one.

Send

Pass the message on standard input:

tether notify \
  --idempotency-key "<stable task-or-run key>" \
  --text-stdin <<'TETHER_MESSAGE'
Done: <outcome and useful evidence>
TETHER_MESSAGE