Setup tips & tricks — Slack × CMA webhook bridge Things that aren't obvious from the docs and tend to cost debugging time. --- Mental model Two webhooks, one bridge - Slack → bridge ( ) fires on @mention. Payload carries , , , , . - Anthropic → bridge ( ) fires on session idle. Payload carries only the CMA session ID. Neither carries the agent's output. Both are just signals with IDs. The webhook is a doorbell, not a delivery Anthropic's payload is deliberately thin — . You follow up with (metadata) and (output). Push the signal, pull the data. is the entire routing state On kickoff, set . Wh…