Initial commit of new configuration

configuration.nix

@@ -0,0 +1,43 @@
+# Master configuration file
+{ config, pkgs, ... }:
+let
+  # User configurations are stored under ./user/[username].nix
+  # Set the corresponding value in ./username.nix
+  user = import ./username.nix;
+in
+{
+  imports = [
+    ./users/${user}.nix
+
+    # Include the results of the hardware scan.
+    ./hardware-configuration.nix
+
+    # Uncomment the profile you want to use
+    ./profiles/workstation.nix
+  ];
+
+  # General NixOS configuration
+  nix = {
+    settings.auto-optimise-store = true;
+    # Automatically remove generations older than a week
+    gc = {
+      automatic = true;
+      dates = "weekly";
+      options = "--delete-older-than 7d";
+    };
+  };
+
+  # Allow unfree packages
+  nixpkgs.config.allowUnfree = true;
+
+  # Use the unstable channel
+  system.autoUpgrade = {
+    enable = true;
+    channel = "https://nixos.org/channels/nixos-unstable";
+  };
+
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "22.05";
+}
+