in csharp/build.cake [158:175]
void BuildDllVersion(string version)
{
var versionDashed = version.Replace('.', '-');
SetDllVersion(versionDashed);
var buildSettings = new DotNetCoreBuildSettings {
Configuration = configuration,
NoRestore = true,
MSBuildSettings = new DotNetCoreMSBuildSettings()
.WithProperty("Version", version)
.WithProperty("VersionDashed", versionDashed)
};
if (!IsRunningOnWindows())
buildSettings.Framework = "netstandard2.0";
DotNetCoreBuild(prjPath(mainLibProjectName), buildSettings);
}