fix(xo-web/file-restore): ensure folder path trailing slash (#3446)

CHANGELOG.md

@@ -6,6 +6,8 @@
 
 ### Bug fixes
 
+[File restore] Fix a path issue when going back to the parent folder (PR [#3446](https://github.com/vatesfr/xen-orchestra/pull/3446))
+
 ### Released packages
 
 - xo-server v5.28.0

packages/xo-web/src/xo-app/backup-ng/file-restore/restore-file-modal.js

@@ -46,6 +46,8 @@ const fileOptionRenderer = ({ isFile, name }) => (
   </span>
 )
 
+const ensureTrailingSlash = path => path + (endsWith(path, '/') ? '' : '/')
+
 // -----------------------------------------------------------------------------
 
 const formatFilesOptions = (rawFiles, path) => {
@@ -56,7 +58,7 @@ const formatFilesOptions = (rawFiles, path) => {
             id: '..',
             isFile: false,
             name: '..',
-            path: dirname(path),
+            path: ensureTrailingSlash(dirname(path)),
           },
         ]
       : []