If all you want to do is serve up HTML... you don't pick react.
Admittedly this works best on projects that don't require a massively complex interactive front-end, like news sites[0] and data reporting tools. But at some point you can just choose to start hydrating the interactive components in the browser without changing your back-end setup at all.
[0]: https://wildlyinaccurate.com/introducing-a-faster-bbc-news-f...
Really everything is delivering HTML ... and maybe something else.
I was thinking in the simplest form as the person I was responding to seemed to be saying that just to do something ultra basic react was not something they liked.