public async Task <IActionResult> OnGetFerienlisteAsync()
{
UserModel user = _db.User.Where(u => u.ID == new Guid(User.FindFirst(ClaimTypes.NameIdentifier).Value)).FirstOrDefault();
var filename = @"Ferienliste_" + user.Department + ".xlsx";
await ExcelHandler.CreateFerienliste(user.Department, _db);
return(File(System.IO.File.ReadAllBytes(@"C:\temp\" + filename), "application/vnd.ms-excel", filename));
}
