Lumo Desktop 0.1.0

First release of Lumo Desktop, an unofficial Flatpak wrapper around Proton's Lumo web app.

What's inside

• Electron 44.3.0 (Chromium 152), runtime org.freedesktop.Platform 25.08
• Tray icon, show/hide toggle (--toggle), desktop notifications, spellcheck, portal file dialogs
• Native Wayland, X11 fallback
• Navigation locked to https://*.proton.me; everything else opens in the system browser
• Installation and usage instructions are in the README

Known limitations

• Tested on Fedora / GNOME Wayland only so far. Reports from other distributions and desktops are welcome.
• No auto-update: install each new release to get Chromium security fixes.
• Cookies are stored in plaintext in the sandboxed profile; use full-disk encryption. See SECURITY.md.

Lumo and Proton are trademarks of Proton AG. This project is not affiliated with or endorsed by Proton.