Test cases for `@daffodil/commerce` that validate generated app

### Feature description

We need e2e test cases that validate that the app generated by `@daffodil/commerce` runs and behaves as expected.

### Use case

As a daffodil maintainer, I would like to know if my change will break the commerce schematics.

### Prior work

_No response_

### Daffodil version

0.90

### Additional context

_No response_