ui/phase-10: mark stage done after green local-ci run 3

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

ui/PLAN.md

@@ -1024,9 +1024,9 @@ Targeted tests:
   no-wrap clamp after a drag past the edge, and live hit-test
   plumbing (`tests/e2e/playground-map.spec.ts`).
 
-## Phase 10. In-Game Shell with View-Replacement Skeleton
+## ~~Phase 10. In-Game Shell with View-Replacement Skeleton~~
 
-Status: pending.
+Status: done.
 
 Goal: assemble the in-game layout shell (header, sidebar, main area)
 with empty placeholder content for every view, so navigation works
@@ -1156,6 +1156,8 @@ Targeted tests (delivered):
   validates layout transitions at 768 px and 1024 px (sidebar
   visibility, sidebar-toggle / bottom-tabs visibility).
 
+Verified on local-ci run 3 (`success`, fc371c7).
+
 ## Phase 11. Map Wired to Live Game State
 
 Status: pending.