v0-preview.4

Fix Avalonia Designer support

v0-preview.3

Add linux-x64 support (Target Ubuntu 18.04, glibc 2.27)
.NET Host update to 10.0.4/10.0.5

v0-preview.2

Fixed an issue where dotnet/runtime used an incorrect commit.
Added Avalonia 12 target (SkiaSharp 3.119.2).