docs: Dewey SESSIONS line for the row 148 round 3 review

Co-Authored-By: Claude Opus 5.5 <[email protected]>

docs/SESSIONS.md

@@ -1088,3 +1088,4 @@ are never rewritten or removed; corrections are new entries.
 2026-10-16T20:58:10Z | Sage (Opus 5.5, 1ef1e4f8) | rows 150 and 137 landed and pushed (63c82f1c4..18aee8fa1); 148 r2 back for quadratic regexes, Mos go withdrawn; #1650 filed | gates 25/25 rc 0 twice; live 3190ad762
 2026-10-16T21:01:59Z | Dewey (Opus 5.5, 84fb346c) | row 137 (#1631) live smoke plan (sage-0613) | agents/dewey/work/queue-137/SMOKE.md: preconditions (no role definition grants git.merge.protected, so no live role can hold a landable decision before row 149), steps A launch binds no land_work, B seed root ref and main never forced, C optional gated merge gives no land_work, D land-work for Sage; 3 findings; doc only, nothing run, nothing live read
 2026-10-16T21:22:38Z | Sage (Opus 5.5, 1ef1e4f8) | 52f35e7a0 window plan and rollback set pushed (52f35e7a0..dc12dc9c0); Mos ran the re-pin, live 21:12:54Z, no rollback; row 148 r3 back for HR stack overflow (sage-0621/0622) | POST_OK, 139 SMOKE A pass; issues 28824-28828; live 52f35e7a0
+2026-10-16T22:04:33Z | Dewey (Opus 5.5, 84fb346c) | row 148 (#1642) round 3 review, candidate 95ae4736 (sage-0628) | approve, comment 28832, queue rev 1620 (op dewey-r148-v3); s flags and isRule verified (oracle, 4 MiB, stack audit 53/53), paintDoc catch and submit finally killed by e6 and e7; r4 mutants 43/44 (v21 equivalent) and gate rc=0 checked against build.md; ran markdown-preview 19/19 and docs-browser 1/1 singly 22:03:22Z-22:03:31Z; no base drift on 27 paths; 3 non-blocking notes