Rasyidf.Localization.LocalizationException: I encountered this exception below , while trying to implement localization in .NET core application

I was trying to implement the localization in wpf core . I got code from github(link is given below ) then this Execption occurred

Github link

Image of exception

    Rasyidf.Localization.LocalizationException
  HResult=0x80131500
  Message=Localization path Assets doesn't exist
  Source=Rasyidf.Localization
  StackTrace:
   at Rasyidf.Localization.LocalizationService.ResolvePath(String p)
   at Rasyidf.Localization.LocalizationService.ScanLanguagesInFolder(String path)
   at Rasyidf.Localization.LocalizationService.Initialize(String path, String default)
   at localization_wpf.App.OnStartup(StartupEventArgs e) in C:\Users\deepa\source\repos\localization_wpf\localization_wpf\App.xaml.cs:line 21
   at System.Windows.Application.<.ctor>b__1_0(Object unused)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   at System.Windows.Threading.DispatcherOperation.InvokeImpl()
   at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
   at MS.Internal.CulturePreservingExecutionContext.CallbackWrapper(Object obj)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)

the above code is of exception

pls help