Previewer doesn't preview correctly a StyledProperty of type int when used in a TemplateBinding (but it works for a string property).
On this picture, the previewer should render 42 in the middle row but the row is empty:
Clone the code and open the TemplateControl1.axaml file with the previewer.
Avalonia 11.0.2
Visual Studio Microsoft Visual Studio Community 2022 (64-bit) - Preview, Version 17.7.0 Preview 1.0
Avalonia for Visual Studio 2022 0.10.18.4