0.4.20 (2026-08-08) Bug Fixes calls: restore missed DM call indicators (#1855) (1e4cbdf) frontend: backport adaptive ordered list markers (#1913) (7344942) frontend: backport on-demand PWA caching (#1791) (5233a9a) push: prioritize visible notifications (#1930) (57abecd) realtime: use valid fatal close code (#1896) (00d0513)
