feat: minimal profile from nixpkgs

modules/nixos/profiles/minimal.nix

@@ -0,0 +1,57 @@
+{
+  config,
+  lib,
+  ...
+}:
+let
+  inherit (lib)
+    mkDefault
+    mkEnableOption
+    mkIf
+    ;
+in
+{
+  options.ataraxia.profiles.minimal = mkEnableOption "minimal profile";
+
+  # Upstream nixpkgs doesn't support disabling profile
+  # imports = [
+  #   (modulesPath + "/profiles/minimal.nix")
+  # ];
+
+  config = mkIf config.ataraxia.profiles.minimal {
+    # This pulls in nixos-containers which depends on Perl.
+    boot.enableContainers = mkDefault false;
+
+    documentation = {
+      enable = mkDefault false;
+      doc.enable = mkDefault false;
+      info.enable = mkDefault false;
+      man.enable = mkDefault false;
+      nixos.enable = mkDefault false;
+    };
+
+    environment = {
+      # Perl is a default package.
+      defaultPackages = mkDefault [ ];
+      stub-ld.enable = mkDefault false;
+    };
+
+    programs = {
+      # The lessopen package pulls in Perl.
+      less.lessopen = mkDefault null;
+      command-not-found.enable = mkDefault false;
+    };
+
+    services = {
+      logrotate.enable = mkDefault false;
+      udisks2.enable = mkDefault false;
+    };
+
+    xdg = {
+      autostart.enable = mkDefault false;
+      icons.enable = mkDefault false;
+      mime.enable = mkDefault false;
+      sounds.enable = mkDefault false;
+    };
+  };
+}

modules/nixos/roles/default.nix

@@ -53,6 +53,8 @@ in
         };
       };
       serverRole = recursiveUpdate baseRole {
+        ataraxia.profiles.minimal = mkDefault true;
+
         time.timeZone = "Etc/UTC";
       };
       desktopRole = recursiveUpdate baseRole {