feat(play): hide NPC tokens from the player screen

A token can be hidden per session from the control menu. The GM still sees it, and its path keeps moving. Scene editor grid labels no longer call a removed helper.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/renderer/shared/PresentationView.tsx

@@ -107,6 +107,9 @@ export function PresentationView({
     sceneNpcTokensSession.spawned,
     session?.currentSceneId,
   );
+  const presentationNpcTokens = visibleNpcTokens.filter(
+    (token) => !sceneNpcTokensSession.byPlacementId[String(token.id)]?.hiddenFromPlayers,
+  );
   useTokenPathLivePoses({
     tokens: scene?.tokens ?? [],
     npcTokens: visibleNpcTokens,
@@ -245,7 +248,7 @@ export function PresentationView({
       {(scene?.previewAssetType === 'image' || scene?.previewAssetType === 'video') && contentRect ? (
         <TokenPathsOverlay
           tokens={scene.tokens ?? []}
-          npcTokens={USERS_BRANCH_FEATURES_ENABLED ? visibleNpcTokens : []}
+          npcTokens={USERS_BRANCH_FEATURES_ENABLED ? presentationNpcTokens : []}
           viewport={contentRect}
           mode="presentation"
           pathSession={tokenPathSession}
@@ -268,6 +271,7 @@ export function PresentationView({
           session={sceneNpcTokensSession}
           viewport={contentRect}
           grid={scene.grid}
+          concealFromPlayers
         />
       ) : null}
       {USERS_BRANCH_FEATURES_ENABLED &&