KB: menu-gate bullet updated for the glass desktop default

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

context/glass-cockpit.md

@@ -40,9 +40,11 @@ version skew (a stale steam exe shipped 2 days behind), tripled build time, and
   (including a STALE one from an earlier ON build), a README with the steam section stripped,
   and a `-nosteam` name suffix so the two flavors never clobber. Verified both flavors:
   OFF exe has no steam bits + `BT_STEAM_NET=1` is inert; ON exe degrades to Winsock.
-- **Menu guard (cabinet protection):** the miniconsole previously claimed any zero-arg launch;
-  unified, it requires `BT_PLATFORM=glass` (or `BT_FE_MENU=1`) — a bare cabinet boot can never
-  land in the menu (btl4main.cpp, platform parse moved above the fe_menu_mode computation).
+- **Menu gate (amended 2026-07-22):** the miniconsole menu runs on a zero-arg GLASS boot —
+  and glass is now the desktop default, so a bare double-click of btl4.exe opens the menu
+  (the desired desktop UX). Cabinet protection moved from "bare boot never menus" to the
+  **SETENV.BAT contract**: the real pod sets `BT_PLATFORM=pod` (no menu, wait-for-egg);
+  `BT_PLATFORM=dev` also keeps the old bare-boot shape.
 - Verified matrix (2026-07-21): bare boot ≡ old pod exe (same DEV profile, same egg-load path);
   glass + scripted click → ConfigureMappables end-to-end; exe runs WITHOUT steam_api.dll
   present; glass zero-arg → menu; 2-node loopback MP (145 ticks each); `BT_STEAM_NET=1`