testing making my own iso installer

iso/default.nix

@@ -0,0 +1,28 @@
+_: {
+  lib,
+  modulesPath,
+  ...
+}: {
+  imports = [
+    "${toString modulesPath}/profiles/minimal.nix"
+    "${toString modulesPath}/installer/cd-dvd/installation-cd-base.nix"
+  ];
+
+  # Causes a lot of uncached builds for a negligible decrease in size.
+  environment.noXlibs = lib.mkOverride 500 false;
+
+  documentation.man.enable = lib.mkOverride 500 true;
+
+  # Although we don't really need HTML documentation in the minimal installer,
+  # not including it may cause annoying cache misses in the case of the NixOS manual.
+  documentation.doc.enable = lib.mkOverride 500 true;
+
+  fonts.fontconfig.enable = lib.mkForce false;
+
+  isoImage = {
+    edition = lib.mkForce "gerg-minimal";
+
+    isoName = lib.mkForce "NixOS.iso";
+  };
+
+}