Intake for a bug that human QA found after an agent called the work done — reproduce it as an evidence brief, classify the escape, trace why the agent's checks missed it to a check that can be fixed, record it as a labelled comment on the issue, and name the failing regression test /tdd-loop must write first. When the same escape class reaches three issues, proposes a durable guard and applies it only on approval. Use when the user says "QA found a bug in #87", "QA bounced this ticket", "this was marked fixed but QA says it's broken", or /factory reports a unit in QA_RETURNED. Never edits code. A bug with no prior agent claim is /diagnosing-bugs; a staging-only fault is /…