Add UI

[gritcsenko]

Describe the feature

Use https://github.com/AvaloniaUI / Avalonia to create Web, Desktop, and Mobile UI

Describe the solution you'd like

• Standalone desktop application
• Service with Web UI
• Mobile Application that connects to the service

Describe alternatives you've considered

• https://github.com/unoplatform / uno | https://platform.uno
• https://github.com/dotnet / maui no web
• https://www.mono-project.com/docs/gui/gtksharp no web
• https://github.com/qmlnet / qmlnet no web
• https://github.com/picoe / Eto no web

Additional context

https://github.com/unoplatform / uno | https://platform.uno can be a good alternative