add diskoConfigurations

flake.nix

@@ -67,6 +67,10 @@
               ++ importAll (self + "/systems/" + name);
           }
       );
+    mkDisko = names:
+      lib.genAttrs names (
+        name: (import (self + "/systems/" + name + "/disko.nix") inputs)
+      );
   in
     {
       nixosConfigurations =
@@ -77,6 +81,13 @@
           "game-laptop"
           "moms-laptop"
         ];
+      diskoConfigurations =
+        mkDisko
+        [
+          "gerg-desktop"
+          "game-laptop"
+          "moms-laptop"
+        ];
     }
     // flake-utils.lib.eachDefaultSystem (
       system: let

installer/default.nix

@@ -1,4 +1,4 @@
-_: {
+{disko, ...}: {
   lib,
   modulesPath,
   pkgs,
@@ -12,7 +12,11 @@ _: {
   environment = {
     noXlibs = lib.mkOverride 500 false;
     defaultPackages = [];
-    systemPackages = [pkgs.gitMinimal pkgs.neovim];
+    systemPackages = [
+      pkgs.gitMinimal
+      pkgs.neovim
+      disko.packages.${pkgs.system}.default
+    ];
     variables = {
       EDITOR = "nvim";
     };
@@ -34,4 +38,5 @@ _: {
       auto-optimise-store = true;
     };
   };
+  sound.enable = false;
 }

systems/game-laptop/disko.nix

@@ -1,4 +1,4 @@
-{disko, ...}: {
+{disko, ...}: {disks ? [], ...}: {
   imports = [disko.nixosModules.disko];
   disko.devices = {
     disk.nvme0n1 = {

systems/gerg-desktop/disko.nix

@@ -1,4 +1,4 @@
-{disko, ...}: {
+{disko, ...}: {disks ? [], ...}: {
   imports = [disko.nixosModules.disko];
   disko.devices = {
     disk = {

systems/moms-laptop/disko.nix

@@ -1,4 +1,4 @@
-{disko, ...}: {
+{disko, ...}: {disks ? [], ...}: {
   imports = [disko.nixosModules.disko];
   disko.devices = {
     disk.sda = {