Mocha is the most common test syntax framework in JavaScript community, this means getting best support (testing tools or CT).

Anyway, I don't use Playwright, prefer raw Selenium with RSpec. I wrote this article for my daughter when she just started her first intern job. https://zhiminzhan.medium.com/an-it-graduates-frustration-with-a-fake-senior-test-automation-engineer-8b0075954394