Create dll for Unity.

CreateDLL.cs

public void CreateDLL(string name)
{
    var assemblyName = new AssemblyName(AssemblyName);
    var fileName = $"{AssemblyName}.{name}.dll";

    AssemblyBuilder assemblyBuilder = AppDomain.CurrentDomain.DefineDynamicAssembly(assemblyName, AssemblyBuilderAccess.RunAndSave, "Assets/Plugins/");
    ModuleBuilder moduleBuilder = assemblyBuilder.DefineDynamicModule(assemblyName.Name, fileName);
    EnumBuilder enumData = moduleBuilder.DefineEnum($"{AssemblyName}.{name}", TypeAttributes.Public, typeof(int));
    for (int i = 0; i < Container.TypeNames.Count; i++)
        enumData.DefineLiteral(Container.TypeNames[i].Replace(" ", ""), i);
    enumData.CreateType();

    assemblyBuilder.Save(fileName);
    AssetDatabase.Refresh();
}