I know it’s not ideal, but maybe it’s better to install another browser for sandboxing Twitter rather than installing the regular Twitter app? There aren’t a lot of Chromium options out there, but I assume you haven’t used all of them. Based on the Techlore interview, maybe Vivaldi can fulfill this use case?
Personally, I would be fine with keeping it in Brave with the rest of my stuff. There are enough walls there that I would comfortable.