Ed25519-signed updates, checked via a fixed-tag latest.json manifest on Gitea Releases; scripts/release.sh automates build+sign+publish. Adds a manual "Nach Updates suchen" trigger plus a silent startup check.
Tauri v2 (Rust backend, React/TypeScript frontend). IMAP/POP3/SMTP core, Google OAuth (mail/calendar/contacts sync), CalDAV, local calendar with recurrence, rules engine, contacts, tasks, unified inbox, context menus, drag & drop, snooze, templates, and more.
KanjiG