I don't think this is GDPR compliant.

its an experiment, and it doesn't really matter if you are not using it commercially.

https://gdprlocal.com/does-gdpr-apply-to-individuals/

> When Does GDPR Apply to Individuals?

> ...

> Examples where GDPR may apply:

> Running a blog or website that collects user data

crazy, where did you found this xD