AppContext.BaseDirectory returns empty string in .Net 8 or 9

the ExcelDna version is 1.8 or 1.9, the project uses AppContext.BaseDirectory to get the application directory, in the net framework , it works fine . But in Net 8 or 9 , it alwarys returns empty string. In fact, not only AppContext.BaseDirectory , but also AppDomain.CurrentDomain.BaseDirectory, Assembly.GetExecutingAssembly().Location are the same.