anchor.diff:                return (operations, l) |> FormatPicker(f) |> OK >=> MimeType(f)
               })))
                
  -        NOT_FOUND "Route not found ¯\_(ツ)_/¯" ] >=> cors corsConfig
  +        NOT_FOUND "Route not found" ] >=> setHeader "Access-Control-Allow-Origin" "*" >=> cors corsConfig
   
     startWebServer { 
       defaultConfig with 
  
positive.code: open Suave
  open Suave.CORS
  open Suave.Filters
  open Suave.Operators
  open Suave.Successful
  open Suave.RequestErrors
  
negative.code:            shopppingLists:Func<IDictionary<string, List<Tuple<Blueprint, int>>>>,
             changeShoppingList:Action<string, Blueprint, int>) =
    
    let corsConfig = {
      defaultCORSConfig with
        allowedUris = InclusiveOption.Some [ "http://localhost:" + (port |> string) ]
    }
    let JsonConfig = fun lang -> 
      let settings = new JsonSerializerSettings (ContractResolver = new LocalizedContractResolver(translator, lang))
      settings.Converters.Add(new LocalizedJsonConverter(translator, lang))
  