v0.4.8 — the Limits bound the whole district, the nine spots really are nine, and an action points at its square

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YQAJ4dND7enLj54eLyiF2C

src/sim/view.ts

@@ -356,6 +356,15 @@ export type Frame = {
   cells: CellView[];
   /** Which grid row is the Running Track — the spine the district hangs beneath. */
   runningRow: number;
+  /**
+   * The columns the Limits signs stand in — the district's east and west edges, at EVERY row.
+   *
+   * Track may not be laid outside them (§2.1), so a player looking at open ground beyond a sign is
+   * looking at ground no card of his will ever go on. Two signs on one row could not say that; the
+   * board draws the boundary down the whole district instead. Carried on the Frame rather than read
+   * off the area for the usual reason: a remote client holds no `GameState`.
+   */
+  limits: { west: number; east: number };
   /**
    * Moves left in this Local Operations turn, or null outside a switching turn.
    *
@@ -1201,6 +1210,7 @@ export function snapshot(
     handCount: (s.decks.hands.get(viewer) ?? []).length,
     objective: objectiveOf(s, viewer),
     runningRow: area.runningRow,
+    limits: { west: area.limitsWest.col, east: area.limitsEast.col },
     movesLeft: s.clock.phase === 'localOps' && turnOf(s, viewer).option === 'switch' ? turnOf(s, viewer).movesRemaining : null,
     moves: switchingMoves(s, viewer),
     blocked: impediments(s, viewer),