You’re seeing an Anubis anti-bot check to keep the site safe from automated...

https://ellassuperinsights.opalvector.com/posts/what-is-a-headless-browser-and-why-do-sites-try-to-detect-it

You’re seeing an Anubis anti-bot check to keep the site safe from automated abuse. It uses a simple Proof-of-Work test in your browser to verify you’re a real person