This step allows the use of the "UsedImplicitly" Attribute (in JetBrains.Annotations) to prevent the stripping of types, methods or fields by monolinker.
Compile to ImplicitlyUsed.dll and put with monolinker or in your path
Run - monolinker -s ImplicityUsed.MarkImplicitlyUsedStep,ImplicityUsed:MarkStep <other monolinker options>
It must be run before the normal MarkStep