Fix some buffs ending prematurely

src/Abilities.cpp

@@ -120,7 +120,8 @@ static SkillResult handleSkillBuff(SkillData* skill, int power, ICombatant* sour
     int duration = skill->durationTime[power];
     int strength = skill->values[0][power];
     BuffStack passiveBuff = {
-        skill->drainType == SkillDrainType::PASSIVE ? 1 : (duration * 100) / MS_PER_COMBAT_TICK, // ticks
+        // if the duration is 0, it needs to be recast every tick
+        duration == 0 ? 1 : (duration * 100) / MS_PER_COMBAT_TICK, // ticks
         strength, // value
         source->getRef(), // source
         source == target ? BuffClass::NANO : BuffClass::GROUP_NANO, // buff class