How to configure a HSA deduction that needs to be calculated based on certain earnings code or speci

Hello Community,

Starting next year we will give employees the option to contribute the money received from wellness incentive into their HSA account. While Employees can earn up to $250 a year by completing certain activities, the amount earned during the year various by activity. To accomplish this, we thought we could setup an accumulator in payroll (WEL) with only wellness incentive earnings code going into it. Then, in Benefits, setup a new plan tied to a  before tax deduction code (HSAWL) with Employee contribution of 100% calculated based on WEL accumulator, the same as the savings plan.The issue that we ran