fix: Refactor attachment downloads during export to use promises (#5294

* Refactor attachment downloads during export to use promises instead of streams
Date attachments in zip file correctly

* tsc

server/models/FileOperation.ts

@@ -13,7 +13,7 @@ import {
   FileOperationState,
   FileOperationType,
 } from "@shared/types";
-import { deleteFromS3, getFileByKey } from "@server/utils/s3";
+import { deleteFromS3, getFileStream } from "@server/utils/s3";
 import Collection from "./Collection";
 import Team from "./Team";
 import User from "./User";
@@ -77,7 +77,7 @@ class FileOperation extends IdModel {
    * The file operation contents as a readable stream.
    */
   get stream() {
-    return getFileByKey(this.key);
+    return getFileStream(this.key);
   }
 
   // hooks