Address Bots on these Forums - Make Forum members only

I've noticed a bunch of weird clearly bot/spam posts on here recently.

Upgrade the forum so that only members can join.
Probably that's easiest by sending people an explicit email invitation after they pay for Jumpstart Pro.

Richie

Recent examples:
https://jumpstartrails.com/discussions/must-visit-attractions-in-nepal-culture-trip
https://jumpstartrails.com/discussions/tips-for-constructing-an-essay
https://jumpstartrails.com/discussions/how-to-write-a-social-studies-essay

And this terrible scenario. All posts from April 27th seem to be bots.
https://jumpstartrails.com/discussions/trying-to-install-jumpstart-but-can-t-seem-to-create-the-db