fix(ui): use token for download if its in store

invokeai/frontend/web/src/features/controlLayers/components/StagingArea/StagingAreaToolbarSaveSelectedToGalleryButton.tsx

@@ -1,4 +1,6 @@
 import { IconButton } from '@invoke-ai/ui-library';
+import { useStore } from '@nanostores/react';
+import { $authToken } from 'app/store/nanostores/authToken';
 import { useAppSelector } from 'app/store/storeHooks';
 import { withResultAsync } from 'common/util/result';
 import { selectSelectedImage } from 'features/controlLayers/store/canvasStagingAreaSlice';
@@ -14,6 +16,7 @@ const TOAST_ID = 'SAVE_STAGING_AREA_IMAGE_TO_GALLERY';
 export const StagingAreaToolbarSaveSelectedToGalleryButton = memo(() => {
   const autoAddBoardId = useAppSelector(selectAutoAddBoardId);
   const selectedImage = useAppSelector(selectSelectedImage);
+  const authToken = useStore($authToken);
 
   const { t } = useTranslation();
 
@@ -26,7 +29,14 @@ export const StagingAreaToolbarSaveSelectedToGalleryButton = memo(() => {
     // the gallery without borking the canvas, which may need this image to exist.
     const result = await withResultAsync(async () => {
       // Download the image
-      const res = await fetch(selectedImage.imageDTO.image_url);
+      const requestOpts = authToken
+        ? {
+            headers: {
+              Authorization: `Bearer ${authToken}`,
+            },
+          }
+        : {};
+      const res = await fetch(selectedImage.imageDTO.image_url, requestOpts);
       const blob = await res.blob();
       // Create a new file with the same name, which we will upload
       const file = new File([blob], `copy_of_${selectedImage.imageDTO.image_name}`, { type: 'image/png' });
@@ -56,7 +66,7 @@ export const StagingAreaToolbarSaveSelectedToGalleryButton = memo(() => {
         status: 'error',
       });
     }
-  }, [autoAddBoardId, selectedImage, t]);
+  }, [autoAddBoardId, selectedImage, t, authToken]);
 
   return (
     <IconButton