Task — engineering-spec@1

"Idempotent send: client_msg_id + unique index + echo reconcile"

draftTASK-CHAT-214
module chat · class product · priority p0 · created 2026-07-08 · shipped null
depends on none · blocks none

TASK-CHAT-214: Idempotent send: client_msg_id + unique index + echo reconcile

1. Description

Author the normative clauses when this task is picked up; it was migrated as a draft stub.

Migrated 2026-07-08 from the chat improvement backlog, folded into the task system as class: improvement. Source report refs: C4.

Acceptance criteria