- Issue #3172977 by Ramya Balasubramanian, dev.patrick: Unwanted special characters in hook help.
- Issue #3174465 by John.nie: Mega menu missing config_export definition in its annotation.
- Issue #3174475 by John.nie: Array and string offset access syntax with curly braces is deprecated
- Issue #3174476 by John.nie, themodularlab: Render #post_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function.