In Nano Server roles, features and drivers live outside of the basic Nano Server Image in Nano Server packages. Nano Server Packages can be found on the Windows Server 2016 media in the Nano Server folder under Packages. You can the New-NanoServerImage or Edit-NanoServerImage PowerShell cmdlets to add them while creating or editing a Nano Server Image. If the Nano Server is already running you have to use PowerShell Package Management to add roles and features to the Nano Server. Here is how this works Import the Nano Server PowerShell Package Provider
Quelle: Nano Server PowerShell Package Management | Thomas Maurer