Task — engineering-spec@1

"Security completion: upload hardening, device/session UI, secrets scan, supply chain, retention policy object"

draftTASK-CHAT-257
module chat · class product · priority p1 · created 2026-07-08 · shipped null
depends on none · blocks none

TASK-CHAT-257: Security completion: upload hardening, device/session UI, secrets scan, supply chain, retention policy object

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: C51, C53, C54, C55, C56.

Acceptance criteria