True NuGet $(MSBuildThisFileDirectory)project.assets.json /home/william/.nuget/packages/ /home/william/.nuget/packages/ PackageReference 6.4.2 /home/william/.nuget/packages/microsoft.extensions.apidescription.server/6.0.5 /home/william/.nuget/packages/microsoft.codeanalysis.analyzers/3.3.3 /home/william/.nuget/packages/microsoft.codeanalysis.analyzerutilities/3.3.0