sync remote selection (#1207)

* sync remote selection

* skip deleted elements

* remove unnecessary condition & change naming

src/scene/export.ts

@@ -50,6 +50,7 @@ export function exportToCanvas(
       scrollY: normalizeScroll(-minY + exportPadding),
       zoom: 1,
       remotePointerViewportCoords: {},
+      remoteSelectedElementIds: {},
       shouldCacheIgnoreZoom: false,
     },
     {

src/scene/types.ts

@@ -9,6 +9,7 @@ export type SceneState = {
   zoom: number;
   shouldCacheIgnoreZoom: boolean;
   remotePointerViewportCoords: { [id: string]: { x: number; y: number } };
+  remoteSelectedElementIds: { [elementId: string]: string[] };
 };
 
 export type SceneScroll = {