How to create a NuGet package from a project:
1. Check the properties in Directory.Build.props and increase the version.
2. Check the properties in the project. Right-click on the project -> Properties -> Package.
3. Select Release for the build configuration.
4. Right-click on the project -> Pack.
5. Find the package in the bin/Release folder. Example: Netmash.Hosting.WindowsService.1.0.0.nupkg.
6. Push the package:
   6.1. Open a console in the package folder and run: "dotnet nuget push <package_name> -k <key> -s <nuget_server_url>".
   6.2. Example: dotnet nuget push Netmash.Hosting.WindowsService.1.0.0.nupkg -k <key> -s http://<nuget_server_url>/nuget.