feat(tokens): app-local non-player tokens with session moves and UI polish

Add token library/placements, keep play-time moves for the session, lock presentation interactions, and fix export/import modal layout plus freeform trap label.

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

app/renderer/control/ControlApp.module.css

@@ -109,6 +109,10 @@
   transform: translate(-50%, -50%);
   width: 520px;
   max-width: calc(100vw - 32px);
+  max-height: calc(100vh - 32px);
+  overflow: auto;
+  box-sizing: border-box;
+  min-width: 0;
   border-radius: var(--radius-lg);
   border: 1px solid var(--stroke);
   background: var(--color-surface-elevated);
@@ -116,6 +120,7 @@
   padding: 16px;
   display: grid;
   gap: 12px;
+  grid-template-columns: minmax(0, 1fr);
 }
 
 .descriptionViewDialog {

app/renderer/control/ControlApp.tsx

@@ -36,6 +36,9 @@ import { useNpcsOverlayState } from '../shared/npcs/useNpcsOverlayState';
 import { SceneOverlayHost } from '../shared/sceneOverlay/SceneOverlayHost';
 import { useSceneViewState } from '../shared/sceneView/useSceneViewState';
 import { SceneGridOverlay } from '../shared/grid/SceneGridOverlay';
+import { SceneTokensOverlay } from '../shared/tokens/SceneTokensOverlay';
+import { useAppTokens } from '../shared/tokens/useAppTokens';
+import { useSceneTokensSession } from '../shared/tokens/useSceneTokensSession';
 import { SceneTrapsOverlay } from '../shared/traps/SceneTrapsOverlay';
 import { useSceneTrapsState } from '../shared/traps/useSceneTrapsState';
 import { Button } from '../shared/ui/controls';
@@ -126,6 +129,8 @@ export function ControlApp() {
   const [effectsSfxGainUi, setEffectsSfxGainUi] = useState(() => getEffectsSfxGain());
   const [sdState, sd] = useSceneDarknessState();
   const [sceneTraps, sceneTrapsApi] = useSceneTrapsState();
+  const appTokens = useAppTokens();
+  const [sceneTokensSession, sceneTokensApi] = useSceneTokensSession();
   const [sceneView, sceneViewApi] = useSceneViewState();
   const [sceneViewDraft, setSceneViewDraft] = useState<SceneViewCamera | null>(null);
   const [materialsOverlay, materialsApi] = useMaterialsOverlayState();
@@ -1884,6 +1889,18 @@ export function ControlApp() {
                     clearDraftFromPixi();
                   }}
                 />
+                {previewContentRect ? (
+                  <SceneTokensOverlay
+                    placements={currentScene?.tokens ?? []}
+                    library={appTokens}
+                    session={sceneTokensSession}
+                    viewport={previewContentRect}
+                    editable
+                    onMove={(placementId, nx, ny) => {
+                      void sceneTokensApi.dispatch({ kind: 'move', placementId, nx, ny });
+                    }}
+                  />
+                ) : null}
                 {previewContentRect ? (
                   <SceneTrapsOverlay
                     traps={currentScene?.traps ?? []}