Improve test worker use new Cloudflare Worker test package

**Is your feature request related to a problem? Please describe.**

The Cloudflare release [vitest](https://blog.cloudflare.com/workers-vitest-integration) support, it may help to improve current Cucumber test worker.

**Describe the solution you'd like**

N/A

**Describe alternatives you've considered**

N/A

**Additional context**

N/A
