Integration tests-Scenario

Number of APIs: 6

1. Verify new item exists GET http://localhost:3002/items/{{itemId}}

2. Delete item from cart DELETE http://localhost:3002/{{memberId}}/cart/{{itemId}}

3. Verify item removed GET http://localhost:3002/{{memberId}}/cart

4. Fetch a list of items GET http://localhost:3002/items

5. Create a new item POST http://localhost:3002/items

6. Add item to cart POST http://localhost:3002/{{memberId}}/cart