Problem/Motivation
It seems that there is no support for Twig Runtime Extension.
See https://symfony.com/doc/3.4/templating/twig_extension.html#creating-lazy...
Proposed resolution
Support Twig Runtime Extension (Lazy-Loaded Twig Extension)
Remaining tasks
- Finish issue summary
- Patch
User interface changes
Todo
API changes
Todo
Data model changes
None
Release notes snippet
Todo