docs: Campaign FW - FW3.3 status + the FW3.4 perf flag

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

docs/plans/2026-08-30-campaign-fw-frame-walk.md

@@ -423,6 +423,17 @@ InstalledDat conformance 40/1 untouched.
   #130 proof (`UnliftedGate_LeavesTheStripAtTheDrawnTopEdge` is
   explicitly written to fail-by-gap until the lift is gone), delete
   AP-32 in the same commit.
+**FW3.3 STATUS (2026-08-30, @`05240d2c`): RETIRED + connected-PASSED.**
+ShellDrawLiftZ deleted at every site (AP-32 deleted same commit); the
+#130 proof flipped as authored (strip test deleted, the 147-combo
+coverage sweep passes in the one dat space, unchanged tolerances).
+Three lifecycle-gate PASSES today on exact binaries; owner-confirmed
+live: no seams at the doorway class. PERF FLAG for FW3.4: Holtburg
+town 19-22 ms CPU p50 / ~1.8 MB-frame alloc on the walk path (capped
+diagnostic read; interiors 3.3 ms) - candidates: collapse the
+two-pass walk, batch per-cell shells, cache the outdoor-statics
+index, cut per-segment rebinds.
+
 - **FW3.4 — perf checkpoint + gates.** BASELINE CORRECTION: the
   519.7 fps / 1.869 / 1.096 ms numbers are the Aerlinthe
   ordinary-production profile, NOT dense Arwic. Before the cutover