the project appears to be dead and never ported to netstandard 2.0. I believe this was clone of the:
https://github.com/microsoftarchive/policy-injection-application-block
this was a project that Microsoft stopped supporting over decade ago. You could clone, and update to core or pick a new library. .net 8 has the Services library:
https://learn.microsoft.com/en-us/dotnet/core/extensions/dependency-injection
for other IoC packages see IoC section:
https://github.com/quozd/awesome-dotnet/blob/master/README.md#ioc