PoE Dry-Light5851 builds

After a late months start, I finally had enough div to get a hate forge, but I am having trouble with pathing my tree as the points are spaced real thin. Also how much rage regen do I really need, and what's he break point for flat mana regen vs inc mana regen. tx in advance

this is my own build, but I feel def still need work despite having 90% fire res and almost 100% of all non chaos damage taken as fire damage but I don't know how to inc my def further! for the record, I can take 30 ish trauma stacks, 6630 damage (221 x 30) b4 I have to put the breaks it, but according to the pob I should be able to take 100's of stacks! &x200B; &x200B; ps: the pic is wro

I got a mirror shard from tugen and decided to build trauma stacking slayer problem is I die when I hit 20 stacks even with a brass dome on, what are some of the best ways I can survive that many stacks? here is my pob