anchor.diff:    tcpPort = 10005;
     httpPort = 10080;
     tcpStreamPort = 10006;
  +  bufferSize = 742;
   in {
     name = "snapcast";
     meta = with pkgs.lib.maintainers; {
  
positive.code:         server.succeed(
              "curl --fail http://localhost:${toString httpPort}/jsonrpc -d '{json.dumps(get_rpc_version)}'"
          )
    '';
  })
  
negative.code:           };
          };
        };
      };
      client = {
        environment.systemPackages = [ pkgs.snapcast ];
      };
    };
  
  