Show cooldown seconds, expand grid to 0-40, and announce capitals

client/public/version.js

@@ -1,5 +1,5 @@
 // Maintainer-controlled web client version.
 // Format: YYYY.MM.DD Rn (example: 2026.02.20 R2)
-window.CHGRID_WEB_VERSION = "2026.02.21 R87";
+window.CHGRID_WEB_VERSION = "2026.02.21 R88";
 // Optional display timezone for timestamps. Falls back to America/Detroit if unset/invalid.
 window.CHGRID_TIME_ZONE = "America/Detroit";

client/src/main.ts

@@ -596,6 +596,7 @@ function applyTextInputEdit(code: string, key: string, maxLength: number, allowR
 }
 
 function describeCharacter(ch: string): string {
+  if (ch.length === 1 && /[A-Z]/.test(ch)) return `capital ${ch}`;
   if (ch === ' ') return 'space';
   if (ch === '\t') return 'tab';
   if (ch === '.') return 'period';

client/src/state/gameState.ts

@@ -1,4 +1,4 @@
-export const GRID_SIZE = 40;
+export const GRID_SIZE = 41;
 export const HEARING_RADIUS = 15;
 export const MOVE_COOLDOWN_MS = 200;
 

server/app/server.py

@@ -440,11 +440,12 @@ class SignalingServer:
             last_use_ms = self.item_last_use_ms.get(item.id)
             if last_use_ms is not None and now_ms - last_use_ms < cooldown_ms:
                 remaining_ms = cooldown_ms - (now_ms - last_use_ms)
+                remaining_seconds = max(0.1, round(remaining_ms / 1000, 1))
                 await self._send_item_result(
                     client,
                     False,
                     "use",
-                    f"{item.title} is on cooldown for {max(1, remaining_ms)} ms.",
+                    f"{item.title} is on cooldown for {remaining_seconds:.1f} s.",
                     item.id,
                 )
                 return