Programming exercise for Temporal SE Interview. Instructions as follows:
A rewards program has three different levels: basic, gold, and platinum.
- Upon joining the program, a new customer is automatically assigned to the basic level.
- Gold level requires 500 points, and the platinum level requires 1000 points.
- Customers earn points through various activities. Create a workflow that represents the customer’s reward program as an entity, from onboarding, gaining points, and leaving the reward program. Provide a method for retrieving the current customer’s level.