Add bootable NixOS ISO with minimal sway environment

default.nix

@@ -1,6 +1,10 @@
 let
   sources = import ./npins;
   evalConfig = import (sources.nixpkgs + "/nixos/lib/eval-config.nix");
+  isoConfig = evalConfig {
+    system = "x86_64-linux";
+    modules = [ ./iso.nix ];
+  };
 in
 {
   work-machine = evalConfig {
@@ -15,4 +19,6 @@ in
     system = "x86_64-linux";
     modules = [ ./lenovo-tablet.nix ];
   };
+  iso = isoConfig;
+  isoImage = isoConfig.config.system.build.isoImage;
 }

iso.nix

@@ -0,0 +1,51 @@
+# Bootable NixOS live ISO with minimal sway environment.
+# Uses installation-cd-minimal.nix — much smaller than the Plasma6 variant.
+# Includes emacs, CLI tools, sway, foot, waybar — no KDE/heavy desktop bloat.
+#
+# Build: nix-build default.nix -A isoImage
+# Test:  qemu-system-x86_64 -m 4G -cdrom result/iso/jappie-os-live.iso -enable-kvm
+
+{ pkgs, lib, modulesPath, ... }:
+{
+  imports = [
+    (modulesPath + "/installer/cd-dvd/installation-cd-minimal.nix")
+    ./emacs
+    ./nix/config.nix
+    ./nix/base-env.nix
+    ./nix/base-services.nix
+  ];
+
+  # Sway-only live environment (no Plasma6, no sddm)
+  # ISO profile handles display manager
+
+  image.fileName = "jappie-os-live.iso";
+  isoImage = {
+    volumeID = "JAPPIEOS";
+    contents = [{ source = ./.; target = "/linux-config"; }];
+  };
+
+  networking = {
+    hostName = "jappie-os-live";
+    networkmanager.enable = true;
+  };
+
+  console.keyMap = "us";
+  i18n = {
+    defaultLocale = "nl_NL.UTF-8";
+    supportedLocales = [ "en_US.UTF-8/UTF-8" "nl_NL.UTF-8/UTF-8" ];
+  };
+  time.timeZone = "Europe/Amsterdam";
+
+  users.users.jappie = {
+    isNormalUser = true;
+    extraGroups = [ "wheel" "video" "audio" "networkmanager" ];
+    initialHashedPassword = "";
+    home = "/home/jappie";
+    uid = 1000;
+  };
+
+  hardware.graphics.enable = true;
+  hardware.bluetooth.enable = true;
+
+  system.stateVersion = "25.05";
+}