Return of Reckoning

please tell me what to study for the shaman?) which branch? what skills to learn beyond the battlefield (anti-crit?). what stats to roll for a start and closer to the end?

Hi) I'm new to this game. I want to play with a heal, but outwardly I like only shamans. Do they perform the role of a healer worse than other classes? Who is the best heal? Who is suitable for a beginner and will be easier? If there is an opportunity to discard the guide on the skills / rotation ...