added conf file

Tiene niri con DMS y el greeter de DMS

configuration.nix

@@ -0,0 +1,86 @@
+{ config, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+    ];
+
+  # Bootloader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
+  hardware.bluetooth.enable = true;
+
+  networking.hostName = "nixos";
+  networking.networkmanager.enable = true;
+
+  time.timeZone = "America/Santiago";
+  i18n.defaultLocale = "es_CL.UTF-8";
+  console.keyMap = "la-latin1";
+
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  users.users.sebas = {
+    isNormalUser = true;
+    description = "Sebastian";
+    extraGroups = [ "networkmanager" "wheel" ];
+    packages = with pkgs; [];
+    shell = pkgs.nushell;
+  };
+
+  # Allow unfree packages
+  nixpkgs.config.allowUnfree = true;
+
+  # List packages installed in system profile
+  environment.systemPackages = with pkgs; [
+    quickshell
+    helix
+    htop
+    zellij
+    nushell
+    yazi
+    zoxide
+    alacritty
+    ghostty
+    fuzzel
+    brave
+    obsidian
+    sioyek
+    microsoft-edge
+    zed-editor
+  ];
+
+  programs.niri.enable = true;
+  programs.dms-shell = {
+    enable = true;
+    enableSystemMonitoring = true;
+    enableVPN = true;
+    enableDynamicTheming = true;
+    enableAudioWavelength = true;
+  };
+
+  fonts.packages = with pkgs; [
+    noto-fonts
+    noto-fonts-cjk-sans
+    noto-fonts-color-emoji
+    fira-code
+    fira-code-symbols
+    nerd-fonts.symbols-only
+    nerd-fonts.jetbrains-mono
+  ];
+
+  # Services
+  services.openssh.enable = true;
+  services.upower.enable = true;
+  services.power-profiles-daemon.enable = true;
+
+  services.displayManager.dms-greeter = {
+    enable = true;
+    compositor.name = "niri";
+  };
+
+  system.stateVersion = "25.11"; # Pinned version
+
+}