Have updated the installation instructions to cater also for Debian 10 buster. Note that the Mono installation instructions advice buster-stable rather than just buster. But that is true for earlier versions also.
Note also that the instructions for downloading and installing the Debian package setting it up as a service that auto-starts also need to be added. I'll try to add those next.
From: https://duplicati.readthedocs.io/en/latest/02-installation/#installing-duplicati-on-windows
*This will ease access to the Duplicati Web interface, but if you don't manually deactivate the internal server component, you will end up with multiple Duplicati instances, which is probably undesirable.*
In that case, when the shortcut is modified tray server is already launched, so pc needs restart for changes to take effect and only after that user can launch server as service to avoid tray server and server as service running together.
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