panel is now configured, need to do system tray

common/users/homeModules/displays/_makePanel.nix

@@ -0,0 +1,73 @@
+{ screen }:
+let
+  baseConfig = {
+    inherit screen;
+    floating = true;
+    height = 40;
+    # weird, see: https://github.com/nix-community/plasma-manager/issues/62#issuecomment-1986816749
+    hiding = "normalpanel";
+    lengthMode = "fit";
+    location = "top";
+    maxLength = null;
+    minLength = null;
+    offset = null;
+    opacity = "opaque";
+  };
+in
+builtins.map (section: baseConfig // section) [
+  {
+    alignment = "left";
+    widgets = [
+      {
+        kicker = {
+          icon = "nix-snowflake-white";
+        };
+      }
+      {
+        appMenu = {
+        };
+      }
+    ];
+  }
+  {
+    alignment = "center";
+    widgets = [
+      {
+        iconTasks = {
+          # .desktop filenames
+          # 1. open app
+          # 2. drag app to desktop => copy here
+          # 3. open context menu => show target
+          # 4. copy filename
+          # 5. profit
+          launchers = builtins.map (filename: "applications:${filename}.desktop") [
+            "brave-browser"
+            "spotify"
+            "kitty"
+            "vesktop"
+          ];
+          appearance = {
+            fill = false;
+          };
+        };
+      }
+    ];
+  }
+  {
+    alignment = "right";
+    widgets = [
+      {
+        systemTray = {
+
+        };
+      }
+      {
+        digitalClock = {
+          time = {
+            format = "12h";
+          };
+        };
+      }
+    ];
+  }
+]

common/users/homeModules/displays/nix-desktop-evo4b5.nix

@@ -1,7 +1,12 @@
 { ... }:
+let
+  makePanel = import ./_makePanel.nix;
+in
 {
   programs = {
     plasma = {
+      panels =
+        [ ] ++ (makePanel { screen = 0; }) ++ (makePanel { screen = 1; }) ++ (makePanel { screen = 2; });
       configFile = {
         "plasmashellrc" = {
           # Monitor display numbers