backuptask: add progress message for backupinfo

src/backuptask.js

@@ -21,6 +21,7 @@ const apps = require('./apps.js'),
     backupTargets = require('./backuptargets.js'),
     BoxError = require('./boxerror.js'),
     constants = require('./constants.js'),
+    crypto = require('node:crypto'),
     DataLayout = require('./datalayout.js'),
     database = require('./database.js'),
     debug = require('debug')('box:backuptask'),
@@ -100,6 +101,7 @@ async function upload(remotePath, targetId, dataLayoutString, progressCallback)
 
     const { stats, integrityMap } = await backupFormat.api(backupTarget.format).upload(backupTarget, remotePath, dataLayout, progressCallback);
 
+    progressCallback({ message: `Uploading integrity information to ${remotePath}.backupinfo` });
     const signature = await uploadBackupInfo(backupTarget, remotePath, integrityMap);
     return { stats, integrity: { signature } };
 }