As a customer, I want to subscribe to a membership plan with a recurring monthly payment option and be able to adjust or upgrade my membership, so that I can modify my subscription as needed. This includes viewing membership details, current status, next payment date, and benefits.
As a **customer**, I want to **subscribe to a membership plan with a recurring monthly payment option and be able to adjust or upgrade my membership,** so that **I can modify my subscription as needed.** **Acceptance criteria** - [ ] Subscribe to a membership plan with a recurring monthly payment option. - [ ] View membership details, including current subscription status, next payment date, and membership benefits. - [ ] Adjust or upgrade my membership plan, allowing me to modify my subscription as needed.