On a certain use case the preview URL shown via AJAX misses the slash before the last segment. Preconditions are:
Checkbox "Allow standard editors only editing of the last segment of the URL (single page)" is set
Editor edited the slug manually. No matter if she (by accident) forgot to keep the leading slash in the input form for the slug or correctly put it there.
Tested with TYPO3 10.4.17 and master branch of sluggi.
On a certain use case the preview URL shown via AJAX misses the slash before the last segment. Preconditions are:
Tested with TYPO3 10.4.17 and master branch of sluggi.