71c36052e2
This commit fixes a crash that occurred when clicking "follow all" during onboarding. This fix works by making `Contacts` and `PostBox` isolated into a specific Swift Actor, and updating direct and indirect usages accordingly. Changelog-Fixed: Fixed a crash that occurred when clicking "follow all" during onboarding. Closes: https://github.com/damus-io/damus/issues/3422 Co-authored-by: alltheseas <64376233+alltheseas@users.noreply.github.com> Signed-off-by: Daniel D’Aquino <daniel@daquino.me>