Yes Harp for one. There are others listing this feature.
Harp is production-ready. By specifying an environment variable, extra LRUcaching is added to make your site run even faster.
I invite you to Google CI/CD, Microservices, embedded systems delivery and Agile. Then imagine how Hugo Server could possibly be implemented in such a way that it is more important than a tool on someone’s laptop.
But then, it may only be intended to be a tool.