Use plasma-manager options they finally fixed

home-modules/plasma.nix

@@ -19,13 +19,7 @@
       panels = [
         {
           location = "bottom";
-          # screen is broken, outputs some panel.writeConfig("lastScreen[$i]", 0) nonsense
-          # https://github.com/nix-community/plasma-manager/blob/b7697abe89967839b273a863a3805345ea54ab56/lib/panel.nix#L38
-          # screen = 0;
-          # JS code to be added at the end of activation script
-          extraSettings = ''
-            panel.screen = 0;
-          '';
+          screen = 0;
           floating = true;
           widgets = [
             {
@@ -38,14 +32,10 @@
             "org.kde.plasma.taskmanager"
             "org.kde.plasma.marginsseparator"
             {
-              # systemTray module is broken
-              # https://github.com/nix-community/plasma-manager/blame/b7697abe89967839b273a863a3805345ea54ab56/modules/widgets/system-tray.nix#L223
-              # SystrayContainmentId appears to be null so no settings are applied
-              name = "org.kde.plasma.systemtray";
-              config = {
-                General = {
-                  hiddenItems = [ "spotify-client" ];
-                  shownItems = [
+              systemTray = {
+                items = {
+                  hidden = [ "spotify-client" ];
+                  shown = [
                     "org.kde.plasma.mediacontroller"
                     "org.kde.plasma.networkmanagement"
                     "org.kde.plasma.brightness"