public async Task InvokeAsync(HttpContext context)
        {
            if (context.Request.Path != "/fitzy/ws")
            {
                await _next(context);

                return;
            }

            if (!context.WebSockets.IsWebSocketRequest)
            {
                context.Response.StatusCode = 400;
                await context.Response.WriteAsync("This endpoint accepts only websocket connections.");

                return;
            }

            var guid = _wsMgr.AddWebSocket(await context.WebSockets.AcceptWebSocketAsync());

            var(wins, losses, draws) = _cache.GetCurrentFitzyRecord();

            await _wsMgr.SendAsync(guid, $"{wins} {losses} {draws}");

            await _wsMgr.ReceiveUntilClosedAsync(guid);
        }