PoE Pestilent Strike, Melee builds

Update: New pob. TL;DR: A lot of scaling doesn't work as intended, we crit ambush now. Estimated damage is 2.2m on average, with a possible ~200k plague bearer. Basics of how it works - Step 1: Curse target boss with Despair and apply wither. Step 2: Ambush to the target. Step 3: Spawn worms with flask (1 use is enough) and drink diamond flask. Step 4: Focus if you can. Step 5: Hit the worms either manually or with "stike additional nearby enemy." Step 6: Maintain wither and Despair until ambush is available again. Then repeat. Worms spawned from fla

I whipped this together rather randomly in 20 minutes and it looks nice Is it worth putting extra time into it to make it an actual build? Any ideas on how to easly build extra defences? Rough explanation Basically the build uses Varunastra to pick a shitton of super powerful nodes and masteries, everything else is rather standard for poison builds. Dual weild doens't get that much more dps and the """build""" seriously lack defences so i went for a shield instead