anchor.diff:  open System
   open Suave.ServerErrors
   open ServerCode.Domain
  +open Suave.Logging
  +open Suave.Logging.Message
  +
   
   /// The default initial data 
   let defaultWishList userName : WishList =
  
positive.code:             let wishList = getWishListFromDB token.UserName
              return! Successful.OK (JsonConvert.SerializeObject wishList) ctx
          with exn ->
              printfn "SERVICE_UNAVAILABLE, %A" exn 
              return! SERVICE_UNAVAILABLE "Database not available" ctx
      })
  
  
negative.code:                 else
                      return! BAD_REQUEST "WishList is not valid" ctx
          with exn -> 
              let logger = Log.create "FableSample"
              logger.error (eventX "Database not available" >> addExn exn)
              return! SERVICE_UNAVAILABLE "Database not available" ctx
      })    