refactor: biggest cleanup of my life

nixos/base/default.nix

@@ -0,0 +1,62 @@
+{
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
+{
+  imports = [
+    ./fish.nix
+    ./firefox.nix
+    ./hyprland.nix
+    ./ly.nix
+  ];
+
+  nix =
+    let
+      flakeInputs = lib.filterAttrs (_: lib.isType "flake") inputs;
+    in
+    {
+      settings = {
+        experimental-features = "nix-command flakes";
+        # Opinionated: disable global registry
+        flake-registry = "";
+      };
+      # Opinionated: disable channels
+      channel.enable = false;
+
+      # Opinionated: make flake registry and nix path match flake inputs
+      registry = lib.mapAttrs (_: flake: { inherit flake; }) flakeInputs;
+      nixPath = lib.mapAttrsToList (n: _: "${n}=flake:${n}") flakeInputs;
+    };
+
+  environment.systemPackages = with pkgs; [
+    vim
+    wget
+  ];
+
+  # Bootloader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  # Set your time zone.
+  time.timeZone = "Europe/Berlin";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  i18n.extraLocaleSettings = {
+    LC_ADDRESS = "de_DE.UTF-8";
+    LC_IDENTIFICATION = "de_DE.UTF-8";
+    LC_MEASUREMENT = "de_DE.UTF-8";
+    LC_MONETARY = "de_DE.UTF-8";
+    LC_NAME = "de_DE.UTF-8";
+    LC_NUMERIC = "de_DE.UTF-8";
+    LC_PAPER = "de_DE.UTF-8";
+    LC_TELEPHONE = "de_DE.UTF-8";
+    LC_TIME = "de_DE.UTF-8";
+  };
+
+  # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
+  system.stateVersion = "25.11";
+}

nixos/base/firefox.nix

@@ -0,0 +1,10 @@
+{
+  config,
+  lib,
+  ...
+}:
+{
+  config = lib.mkIf config.kekleo.graphical {
+    programs.firefox.enable = true;
+  };
+}

nixos/base/fish.nix

@@ -0,0 +1,13 @@
+{ pkgs, ... }:
+{
+  programs.bash = {
+    interactiveShellInit = ''
+      if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
+      then
+        shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
+        exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
+      fi
+    '';
+  };
+  programs.fish.enable = true;
+}

nixos/base/hyprland.nix

@@ -0,0 +1,10 @@
+{
+  config,
+  lib,
+  ...
+}:
+{
+  config = lib.mkIf config.kekleo.graphical {
+    programs.hyprland.enable = true;
+  };
+}

nixos/base/ly.nix

@@ -0,0 +1,10 @@
+{
+  config,
+  lib,
+  ...
+}:
+{
+  config = lib.mkIf config.kekleo.graphical {
+    services.displayManager.ly.enable = true;
+  };
+}