True NuGet $(MSBuildThisFileDirectory)project.assets.json $(UserProfile)\.nuget\packages\ C:\Users\Administrator\.nuget\packages\;d:\Program Files (x86)\Microsoft Visual Studio\Shared\NuGetPackages PackageReference 6.4.0 C:\Users\Administrator\.nuget\packages\newtonsoft.json\10.0.1 C:\Users\Administrator\.nuget\packages\microsoft.extensions.apidescription.server\3.0.0