test: protect actual profile history removal wiring (client-reliability-6)

docs/TODO.md

@@ -37,6 +37,8 @@
 
 ## client-reliability
 
+- 2026-10-20: item6 test-only retention ready:new real-profile wiring3/3,focused5files/38scenarios,5 isolated runtime mutants failnaturally/0cancelled,lint11pass. Local remove/lastitem/clear/recreation andfake-synced reduced+empty replacement covered;historicalno-op rejected. No product/existing suite edits;full/normal slot pendingexplicit grant,full/browser/build unrun;real signers/relays/fullapp/syncedClear unverified. Unique integrity/evidence in test_logs/*client-reliability-6*.
+
 - 2026-10-20: item6 audit atd88716e3(profile paths unchanged throughbbf57388):real local profile remove/clear and fake-synced remove/recreation pass,0network;historical runtime no-op failsboth aftercleanup but existingprofile27/27 stillpasses;lowerlayers3files/8pass. Classify missing real-wiring regression,notcurrentproductfailure. Proposed test-only focused file+uniqueintegrity;await routing,QA expensive slot respected. Evidence test_logs/TEST_LOG_2026-10-20_15-04-00_client-reliability-6.md. No product/test changes or live signer/relay/fullapp proof.
 
 - 2026-10-20: item5 done/closed after normal product landing0bd0b1c3(submission4bc52f9d,gate exit0,unstable ancestry exit0). Full427files/focused28/lifecycle18/six reverted mutants/lint11/build-artifact/Chromium+Firefox controlled smoke pass;obsolete mirror HEAD1→0. Browser+expensive slot released13:57UTC after10m57s initial wait. Dispatch landing/release event sent;preview refresh dispatch-owned. Closure metadata/final follow;no next item. Active abort/actual fallback/livepeers/CPU/fullStage3 unverified.

docs/agents/backlog/client-reliability-6.json

@@ -6,5 +6,5 @@
   "blockedOn": null,
   "addedOn": "2026-10-20",
   "filedAt": "7f99c0456931c917082d6a6680c79655221dcc82",
-  "evidence": "Audit atd88716e3,profile paths unchanged throughbbf57388:actual local+fake-synced wiring works;historical no-op fails2diagnostics but existingprofile27survives,lowerlayer8pass. Missing regression,propose test-only real-profile file;await routing. Evidence test_logs/TEST_LOG_2026-10-20_15-04-00_client-reliability-6.md"
+  "evidence": "New real-profile history test3/3;focused5files38scenarios,5 runtime mutants naturalexit1/0cancelled,lint11pass. Test-only,no product/existing suite edits;full/normal slot pending. Unique integrity and ready note test_logs/TEST_LOG_2026-10-20_15-13-30_client-reliability-6-ready.md"
 }