The moderator there is likely evangelised, beware. Always debloat Firefox or Ungoogled Chromium or Pale Moon and use it, and use these over any Chromium forks.
Librewolf is essentially a Firefox with user.js tweaks , and the fork will not last forever compared to the main thing. That is why I prefer modifying Firefox myself.
It's entirely on you. You brought some valid points about how awful Cloudflare is, but that's not what got you banned. Your baseless claim of Cloudflare DoH somehow MITM SSL is. You are indeed spreading some FUD, even here by strawmanning what exactly you got banned for