
Build the plugins project with MSBuild or Visual Studio.
Building the project creates a DLL in the PluginAssemblies folder inside the Dataverse solution folder.
Pack the unmanaged folder with the Solution Packager using either:
pac solution pack --zipfile C:/mp//SampleCustomChannelSolution.zip -f src//Solutions//Samples//SampleCustomChannel//SampleCustomChannel.Solution//unmanaged --packagetype Both