i think Overleaf (https://www.overleaf.com/ https://www.overleaf.com/) is kind of what you had in mind? It shouldn't be too hard to combine https://github.com/

i think Overleaf (https://www.overleaf.com/ https://www.overleaf.com/) is kind of what you had in mind? It shouldn't be too hard to combine https://github.com/thomasWeise/docker-texlive https://github.com/thomasWeise/docker-texlive and a linode server or something into a LaTeX CaaS, either, but I can't say I've ever done so.