Linux downloads and information

Installation via snapcraft

Install snapd (see specific instructions for your OS at https://snapcraft.io/upsignon)
Install the upsignon snap
```
sudo snap install upsignon
```

Troubleshooting

If upsignon:// app links do not work, you can try :

sudo cp /snap/upsignon/7/meta/gui/upsignon.desktop ~/.local/share/applications/
sudo chown <user>: ~/.local/share/applications/upsignon.desktop
xdg-mime default upsignon.desktop x-scheme-handler/upsignon