fix: make live-image work again

devices/live-image/default.nix

@@ -0,0 +1,51 @@
+{
+  mainUser,
+  nixpkgs,
+  self,
+  ...
+}: {
+  # ------------------------------------------------
+  # Imports
+  # ------------------------------------------------
+  imports = [
+    "${nixpkgs}/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix"
+
+    self.nixosModules.base
+    self.nixosModules.server
+  ];
+
+  # ------------------------------------------------
+  # `Self` Modules configuration
+  # ------------------------------------------------
+  roles.base = {
+    enable = true;
+    user = mainUser;
+  };
+
+  roles.server = {
+    user = mainUser;
+    sshd.enable = true;
+  };
+
+  services.kmscon.enable = true;
+
+  home-manager.users.${mainUser} = {
+    imports = [
+      self.homeManagerModules.neovim
+      self.homeManagerModules.shell
+    ];
+
+    programs = {
+      bash = {
+        enable = true;
+        promptMainColor = "purple";
+      };
+
+      neovim = {
+        enable = true;
+        enableIde = true;
+        user = mainUser;
+      };
+    };
+  };
+}

nixosModules/server/sshd.nix

@@ -3,7 +3,7 @@
   lib,
   ...
 }: let
-  inherit (lib) mkIf;
+  inherit (lib) mkForce mkIf;
 
   cfg = config.roles.server;
 in {
@@ -13,7 +13,7 @@ in {
         enable = true;
         settings = {
           PasswordAuthentication = false;
-          PermitRootLogin = "no";
+          PermitRootLogin = mkForce "no";
         };
       };
     };

outputs.nix

@@ -118,10 +118,8 @@
       };
 
       live-image = mkNixOS {
-        extraModules = [
-          "${nixpkgs}/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix"
-          # {vars.mainUser = "nixos";} FIXME: add default modules and stuff
-        ];
+        mainUser = "nixos";
+        extraModules = [./devices/live-image];
       };
     };