Update to npm@8

[johannesschaffer]

It's currently unusable in workflows where some packages rely on v8 and this package relies on v7.

[overcut-ai]

Hi there! 👋
It looks like this issue hasn't seen any updates for quite some time, so we've marked it as stale. If this is still relevant, feel free to chime in with any new info or plans. Otherwise, we might consider closing it in about a week to help keep the backlog tidy. Thanks for understanding!