fix: change download file schema (#1912)

Author: pyphilia

src/services/item/plugins/importExport/importExport.controller.ts

@@ -135,8 +135,7 @@ const plugin: FastifyPluginAsyncTypebox = async (fastify) => {
       reply.raw.setHeader('Content-Disposition', `attachment; filename="${encodeFilename(name)}"`);
       reply.type(mimetype);
 
-      // BUG: cast because validation does not match
-      return stream as never;
+      return stream;
     },
   );
 

src/services/item/plugins/importExport/importExport.schemas.ts

@@ -35,10 +35,7 @@ export const downloadFile = {
   }),
   response: {
     // return a stream
-    [StatusCodes.OK]: Type.Object(
-      { data: Type.String() },
-      { description: 'a stream of data for the export zip content' },
-    ),
+    [StatusCodes.OK]: Type.Any({ description: 'a stream of data for the export zip content' }),
     '4xx': errorSchemaRef,
   },
 } as const satisfies FastifySchema;
@@ -54,7 +51,6 @@ export const exportZip = {
     itemId: customType.UUID(),
   }),
   response: {
-    // return a stream
     [StatusCodes.ACCEPTED]: Type.Null({ description: 'email with download link has been sent' }),
     '4xx': errorSchemaRef,
   },