feat: async renderScene

src/scene/export.ts

@@ -73,7 +73,6 @@ export const exportToCanvas = async (
       imageCache,
       renderGrid: false,
       isExporting: true,
-      exportBackgroundImage: appState.exportBackgroundImage,
     },
   });
 

src/utility-types.ts

@@ -54,3 +54,5 @@ export type Assert<T extends true> = T;
 export type NestedKeyOf<T, K = keyof T> = K extends keyof T & (string | number)
   ? `${K}` | (T[K] extends object ? `${K}.${NestedKeyOf<T[K]>}` : never)
   : never;
+
+export type Unpromisify<T> = T extends Promise<infer U> ? U : T;