Yes we have a v2 guide for Ubuntu 18.04 which can be found here: Installing Primero v2 for development on Ubuntu 18.04
We also are developing an installation guidance which can be found here: https://docs.google.com/document/d/1M7qpZsMgF7b9PNbk564VK1x2Sm67pqDDXVCun7Ne_vM/edit#heading=h.sbymxgpo2r3u