Toggle pin off when clicking pin on already-pinned creature

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/web/src/App.tsx

@@ -150,7 +150,9 @@ export function App() {
 
 	const handlePin = useCallback(() => {
 		if (selectedCreatureId) {
-			setPinnedCreatureId(selectedCreatureId);
+			setPinnedCreatureId((prev) =>
+				prev === selectedCreatureId ? null : selectedCreatureId,
+			);
 		}
 	}, [selectedCreatureId]);