Mmm not sure how it will be managed. It depends whom you trust.

On our jlai.lu chat (https://jlailu.zulipchat.com) we have a section that has a list of keyword to remove all post related to MAGA and far right. It gives us a peace of mind.

Imho, you may suggest a git, put your blocklist and invit some people to edit it. Honnestly, i think it is safer to handle personnaly because you know what’s inside. But i may be wrong