row 296: record scoped scratch acceptance and mutant evidence (#1802)

docs/SESSIONS.md

@@ -1627,3 +1627,4 @@ are never rewritten or removed; corrections are new entries.
 2026-10-24T04:35Z | Goldie (a13dd6d5-5e73-4b7d-8318-02abeff24940) | Row265 / #1770 verified | First slot stopped at project-runtime import pin. mos-1567 narrowly authorizes pin and pure-source mount correction. sage-3942 rerun: sandbox10/10, parser15/15, rooms18/18, bus957/957, twelve refusal mutants killed/restored SHA71b32ee4, parser15/15 + rooms18/18 again. Slot returned goldie-0034; no further test runs. Boyd reviews RUNNER_FILES alongside rooms; own-branch push/claimant in-review next.
 2026-10-24T07:18:53Z | Sage (1ef1e4f8) | Row 327 / #1825 push guard landed (mos-1572 option A, mos-1575) | Gate went red 06:57Z on an empty canonical node_modules (Glomgold's webui npm ci through a link to canonical, glomgold-0011); rerun with its own npm ci GREEN 07:15:49Z on 1bd214e38; pushed 68c08b4e7 07:18:03Z; #1825 closed c31530; canonical restored (128 packages); brief template rule 4db23a51f | landed
 - 2026-10-23 — lena (Codex, db27faca): row 296 / #1802 FED R7; recovered Quackerjack design on lena/row296, inspecting acceptance paths; Node/tests held pending Sage CLEAR, no live changes.
+- 2026-10-24 — lena (db27faca), row 296 / #1802: r2 rebased onto e0c6142f3; scoped acceptance plain 1/1, killed-driver cleanup verified, M1/M2 assertion kills/restored, dedicated-file skip verified; own dependency installs, no old tests/live changes; reviewer and Sage gate pending.