feat: added serverOptions to test helper.js

[mccare]

This addresses #546. I've decided to add a serverOptions parameter instead of using the pluginOptions. Added an example on how to enable logging during tap testing.

Checklist

• [x] run npm run test and npm run benchmark
• [x] tests and/or benchmarks are included
• [x] documentation is changed or added
• [x] commit message and code follows the Developer's Certification of Origin and the Code of conduct