feat:downloadZip

src/views/components/Header.vue

@@ -681,7 +681,7 @@ async function zipBkImg(zip: JSZip) {
   let img = meta2d.store.data.bkImage;
   if (img) {
     if (img.startsWith('/') || img.startsWith(cdn) || img.startsWith(upCdn)) {
-      zipImage(zip, img);
+      await zipImage(zip, img);
     }
   }
 }