anchor.diff:          description = "Grafana dashboard configuration";
           default = [];
           type = types.listOf grafanaTypes.dashboardConfig;
  +        apply = x: map _filter x;
  +      };
  +      notifiers = mkOption {
  +        description = "Grafana notifier configuration";
  +        default = [];
  +        type = types.listOf grafanaTypes.notifierConfig;
           apply = x: map _filter x;
         };
       };
  
positive.code:           type = types.path;
            description = "Path grafana will watch for dashboards";
          };
        };
      };
    };
  
negative.code:       (optional (
          any (x: x.password != null || x.basicAuthPassword != null || x.secureJsonData != null) cfg.provision.datasources
        ) "Datasource passwords will be stored as plaintext in the Nix store!")
        (optional (
          any (x: x.secure_settings != null) cfg.provision.notifiers
        ) "Notifier secure settings will be stored as plaintext in the Nix store!")
      ];
  
      environment.systemPackages = [ cfg.package ];
  