added arduino module

dev/arduino.nix

@@ -0,0 +1,21 @@
+{ pkgs, lib, config, ... }:
+let
+    settings = import ./../settings.nix;
+in
+{
+    config = lib.mkMerge [
+        # Arduino IDE 1.x
+        (lib.mkIf (!settings.dev.arduino.ide2) {
+            environment.systemPackages = (with pkgs; [
+                arduino
+            ]);
+        })
+
+        # Arduino IDE 2.x
+        (lib.mkIf settings.dev.arduino.ide2 {
+            environment.systemPackages = (with pkgs; [
+                arduino-ide
+            ]);
+        })
+    ];
+}

dev/default.nix

@@ -11,5 +11,6 @@ in
     ++ lib.optionals settings.dev.dotnet [ ./dotnet.nix ]
     ++ lib.optionals settings.dev.python3.enable [ ./python3.nix ]
     ++ lib.optionals settings.virtualisation.waydroid [ ./waydroid.nix ]
-    ++ lib.optionals settings.virtualisation.wine.enable [ ./wine.nix ];
+    ++ lib.optionals settings.virtualisation.wine.enable [ ./wine.nix ]
+    ++ lib.optionals settings.dev.arduino.enable [ ./arduino.nix ];
 }

settings.nix

@@ -70,7 +70,10 @@ with import <nixpkgs> {};
                 scipy
             ];
         };
-
+        arduino = {
+            enable = false;  # enable arduino development platform
+            ide2 = true;    # wether to use IDE 2.x or deprecated 1.x
+        };
         lsp = {
             enable = true;
             # various language server