Symfony subrequests and Sulu PHPCR session scope across ESI fragments
Sulu persists localized page content through Doctrine PHPCR-ODM while Symfony handles the HTTP request lifecycle. The integration boundary is unclear when Symfony creates subrequests or renders ESI fragments: whether the PHPCR session opened for the parent request remains valid and consistent for nested content reads or writes, or whether each subrequest mus