You need to accept that there’s not really such a thing as using hexbear with good opsec. You only have to slip up once. If they really want you, they probably got you. Don’t post things that could make them want to put in the work. Don’t do the work for them. But this is part of why fed posting is bad. If you want to resist the burgerreich, you must join organizing in your area, preferably without your private issue tracking computer in your pocket at all times.