New Runes on Soraka Mid?

What's up summoners? Last season I started playing Soraka Mid, and I must say I did really well actually. I went Deathfire Touch which really helped me with poking and shredding my opponents in lane, and along with Liandry's I was able to deal decent damage to heavy tanks too in late game :) Anyway, after the runes rework I haven't even played her once, mainly because of the fact that I didn't know which runes would benefit her in mid lane. So, what do you think I should go on her?