That's what we are trying to solve at Onedoc, we want developers to be able to have full control over the PDF layout as they write content. react-print is built with the intention of creating the illusion that React was meant for PDFs.
Sure! Feel free to join our Discord, we post announcements as soon as new features are released. You can also ask for features, we prioritise these requests with enterprise customer's in our development roadmap.
Rendering time scales with the length / complexity of the document. At the moment, our self-serve API renders slower than a headless chrome setup. We are working on speeding this up as it is currently in the order of seconds.