Refactor NixOS and Home Manager modules

This makes them more modular and configurable by allowing features to be
enabled per-host.

Squashed commit of the following:

commit e9896d6166125de7aa26ddc63dac3adb196e8c23
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 23:06:23 2024 +0000

    Use mkMerge

    To ensure features isn't overridden and values aren't lost accidentally

commit c9c8ff5d059f08ade3aee9bb4e25bd51d4817a6d
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 22:56:38 2024 +0000

    Move NixOS module imports

commit 4a85bbac9dfa8f06825f6b1fee45ef27befa16d3
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 22:39:54 2024 +0000

    Move Home Manager module imports

commit 6d7a1b0aac68ccc8649fa2d8cd6e8b17ecebb4f0
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 21:15:54 2024 +0000

    Add host-specific Home Manager configurations

commit b32da2fbf7498c9684d8289be0f02800994e9110
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 18:00:00 2024 +0000

    Start to parameterise Home Manager modules

commit e80e89b415849cc4c6051a07b70587ac98724e2c
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 18:00:00 2024 +0000

    Rename wsl commands to home-manager

commit 6d82ed73da3c104fb25117fb843c3f3b5d833180
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 18:00:00 2024 +0000

    Refactor NixOS Home Manager configuration

commit cc5cbf5ac1a407a456d7258dd65a78ba3128a88f
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 08:05:00 2024 +0000

    Refactor WSL Home Manager configuration

commit deaf664a0997871b6f2bb0a8f97d638a91cb10bc
Author: Oliver Davies <oliver@oliverdavies.dev>
Date:   Mon Nov 25 08:04:00 2024 +0000

    Refactor lemp11 configuration

flake.nix

@@ -11,7 +11,7 @@
 
   outputs =
     {
-      nixos-hardware,
+      home-manager,
       nixpkgs,
       self,
       ...
@@ -24,21 +24,12 @@
 
       username = "opdavies";
 
-      mkNixos = import ./nix/lib/nixos {
-        inherit
-          inputs
-          outputs
-          nixos-hardware
-          pkgs
-          self
-          username
-          ;
-      };
-      mkWsl = import ./nix/lib/wsl2 {
+      specialArgs = {
         inherit
           inputs
           outputs
           self
+          system
           username
           ;
       };
@@ -60,24 +51,32 @@
 
       overlays = import ./nix/overlays { inherit inputs; };
 
-      nixosConfigurations = {
-        lemp11 = mkNixos {
-          desktop = true;
-          hostname = "lemp11";
+      nixosModules.default = ./nix/modules/nixos;
 
-          # TODO: move the rest of the modules here.
-          modules = [
-            nixos-hardware.nixosModules.common-cpu-intel
-            nixos-hardware.nixosModules.common-gpu-intel
-            nixos-hardware.nixosModules.common-pc-laptop
-            nixos-hardware.nixosModules.common-pc-laptop-hdd
-            nixos-hardware.nixosModules.system76
-          ];
+      nixosConfigurations = {
+        lemp11 = nixpkgs.lib.nixosSystem {
+          specialArgs = specialArgs // {
+            desktop = true;
+            hostname = "lemp11";
+          };
+
+          modules = [ ./nix/hosts/lemp11 ];
         };
       };
 
       homeConfigurations = {
-        wsl2 = mkWsl { system = "x86_64-linux"; };
+        "${username}@PW05CH3L" = home-manager.lib.homeManagerConfiguration {
+          inherit pkgs;
+
+          extraSpecialArgs = specialArgs // {
+            desktop = false;
+            hostname = "PW05CH3L";
+          };
+
+          modules = [
+            ./nix/home/opdavies
+          ];
+        };
       };
     };
 }

nix/home/opdavies/default.nix

@@ -1,13 +1,33 @@
 {
   config,
   desktop,
+  hostname,
   inputs,
-  pkgs,
+  outputs,
   self,
+  system,
   username,
   ...
 }:
 let
+  pkgs = import inputs.nixpkgs {
+    inherit system;
+
+    config = {
+      allowUnfree = true;
+
+      permittedInsecurePackages = [
+        "electron-27.3.11"
+      ];
+    };
+
+    overlays = [
+      outputs.overlays.additions
+      outputs.overlays.modifications
+      outputs.overlays.stable-packages
+    ];
+  };
+
   inherit (pkgs) lib;
 
   desktop-config = import ./desktop.nix {
@@ -18,14 +38,19 @@ let
       username
       ;
   };
+
   shared-config = import "${self}/nix/lib/shared/home-manager.nix" {
     inherit
+      config
+      hostname
       inputs
+      lib
       pkgs
       self
       username
       ;
   };
+
   shared-packages = import "${self}/nix/lib/shared/home-manager-packages.nix" {
     inherit
       desktop

nix/home/opdavies/desktop.nix

@@ -1,18 +1,12 @@
-{
-  config,
-  inputs,
-  pkgs,
-  username,
-}:
+{ ... }:
+
 {
   imports = [
-    ../../modules/home-manager/alacritty.nix
     ../../modules/home-manager/copyq.nix
     ../../modules/home-manager/bluetuith.nix
     ../../modules/home-manager/espanso.nix
     ../../modules/home-manager/gtk.nix
     ../../modules/home-manager/flameshot.nix
     ../../modules/home-manager/gtk.nix
-    ../../modules/home-manager/mpv.nix
   ];
 }

nix/home/opdavies/hosts/PW05CH3L.nix

@@ -0,0 +1,7 @@
+{
+  features = {
+    desktop = {
+      alacritty.enable = false;
+    };
+  };
+}

nix/home/opdavies/hosts/lemp11.nix

@@ -0,0 +1,9 @@
+{ ... }:
+
+{
+  features = {
+    desktop = {
+      mpv.enable = true;
+    };
+  };
+}

nix/hosts/lemp11/configuration.nix

@@ -1,23 +1,88 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
-
-{ config, pkgs, ... }:
+{
+  hostname,
+  inputs,
+  outputs,
+  pkgs,
+  desktop ? false,
+  self,
+  system,
+  username,
+  ...
+}:
 
 {
   imports = [
-    # Include the results of the hardware scan.
+    inputs.home-manager.nixosModules.home-manager
+
+    inputs.nixos-hardware.nixosModules.common-cpu-intel
+    inputs.nixos-hardware.nixosModules.common-gpu-intel
+    inputs.nixos-hardware.nixosModules.common-pc-laptop
+    inputs.nixos-hardware.nixosModules.common-pc-laptop-hdd
+    inputs.nixos-hardware.nixosModules.system76
+
+    outputs.nixosModules.default
+
     ./hardware-configuration.nix
   ];
 
+  home-manager = {
+    extraSpecialArgs = {
+      inherit
+        hostname
+        inputs
+        outputs
+        desktop
+        self
+        system
+        username
+        ;
+    };
+    useGlobalPkgs = true;
+    useUserPackages = true;
+
+    users."${username}" = import "${self}/nix/home/${username}";
+  };
+
+  nixpkgs = {
+    config = {
+      allowUnfree = true;
+
+      permittedInsecurePackages = [ "electron-27.3.11" ];
+    };
+
+    overlays = [
+      outputs.overlays.additions
+      outputs.overlays.modifications
+      outputs.overlays.stable-packages
+    ];
+  };
+
+  nix.nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
+
   # Bootloader.
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
-  boot.loader.efi.efiSysMountPoint = "/boot/efi";
+  boot = {
+    loader = {
+      systemd-boot = {
+        enable = true;
+        configurationLimit = 10;
+      };
 
-  boot.kernelPackages = pkgs.linuxPackages_latest;
+      efi = {
+        canTouchEfiVariables = true;
+        efiSysMountPoint = "/boot/efi";
+      };
+    };
+  };
+
+  services.thermald.enable = true;
+  services.power-profiles-daemon.enable = false;
+
+  systemd.extraConfig = ''
+    DefaultTimeoutStopSec=10s
+  '';
+
+  networking.hostName = hostname;
 
-  networking.hostName = "lemp11"; # Define your hostname.
   # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
 
   # Configure network proxy if necessary
@@ -48,66 +113,98 @@
   # Enable the X11 windowing system.
   services.xserver.enable = true;
 
-  # Enable the KDE Plasma Desktop Environment.
-  services.xserver.displayManager.sddm.enable = true;
-  services.xserver.desktopManager.plasma5.enable = true;
-
-  # Configure keymap in X11
   services.xserver = {
-    layout = "gb";
-    xkbVariant = "";
+    xkb = {
+      layout = "gb";
+      variant = "";
+    };
   };
 
   # Configure console keymap
   console.keyMap = "uk";
 
-  # Enable CUPS to print documents.
+  services.avahi.enable = true;
+  services.avahi.nssmdns4 = true;
+  services.avahi.openFirewall = true;
   services.printing.enable = true;
 
   # Enable sound with pipewire.
   hardware.pulseaudio.enable = false;
-  security.rtkit.enable = true;
+
+  hardware.bluetooth.enable = true;
+
+  security = {
+    polkit.enable = true;
+    rtkit.enable = true;
+  };
+
   services.pipewire = {
     enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-    # If you want to use JACK applications, uncomment this
-    #jack.enable = true;
 
-    # use the example session manager (no others are packaged yet so this is enabled by default,
-    # no need to redefine it in your config for now)
-    #media-session.enable = true;
+    alsa = {
+      enable = true;
+      support32Bit = true;
+    };
+
+    pulse.enable = true;
   };
 
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
-  # Define a user account. Don't forget to set a password with ‘passwd’.
-  users.users.opdavies = {
+  users.users.${username} = {
     isNormalUser = true;
     description = "Oliver Davies";
     extraGroups = [
-      "jellyfin"
+      "docker"
       "networkmanager"
       "wheel"
     ];
-    packages = with pkgs; [
-      firefox
-      kate
-      #  thunderbird
-    ];
+    packages = [ ];
   };
 
-  # Allow unfree packages
-  nixpkgs.config.allowUnfree = true;
+  security.sudo.wheelNeedsPassword = false;
 
   # List packages installed in system profile. To search, run:
   # $ nix search wget
-  environment.systemPackages = with pkgs; [
-    #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
-    #  wget
-  ];
+  environment.systemPackages =
+    with pkgs;
+    [
+      caffeine-ng
+      gtypist
+      fastfetch
+      mermaid-cli
+      mkcert
+      taskopen
+      taskwarrior3
+      taskwarrior-tui
+      ttyper
+      yt-dlp
+      ytfzf
+    ]
+    ++ pkgs.lib.optionals desktop [
+      acpi
+      arandr
+      bluetuith
+      brightnessctl
+      cpufrequtils
+      libnotify
+      pmutils
+      ffmpegthumbnailer
+      libreoffice
+      logseq
+      rclone
+      rclone-browser
+      shotwell
+      slack
+      vscode
+      xfce.thunar
+      xfce.thunar-volman
+      xfce.tumbler
+
+      # Games.
+      zeroad
+    ];
 
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.
@@ -120,10 +217,12 @@
   # List services that you want to enable:
 
   # Enable the OpenSSH daemon.
-  # services.openssh.enable = true;
+  services.openssh.enable = true;
 
   # Open ports in the firewall.
-  # networking.firewall.allowedTCPPorts = [ ... ];
+  networking.firewall.allowedTCPPorts = [
+    9003 # xdebug
+  ];
   # networking.firewall.allowedUDPPorts = [ ... ];
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;
@@ -136,4 +235,91 @@
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
   system.stateVersion = "22.11"; # Did you read the comment?
 
+  programs.dconf.enable = true;
+
+  programs.zsh.enable = true;
+  programs.zsh.histSize = 5000;
+
+  users.defaultUserShell = "/etc/profiles/per-user/${username}/bin/zsh";
+
+  zramSwap.enable = true;
+
+  nix = {
+    extraOptions = ''
+      trusted-users = root ${username}
+    '';
+
+    gc = {
+      automatic = true;
+      dates = "daily";
+      options = "--delete-older-than 7d";
+    };
+
+    optimise.automatic = true;
+
+    settings = {
+      auto-optimise-store = true;
+      experimental-features = [
+        "nix-command"
+        "flakes"
+      ];
+      warn-dirty = false;
+    };
+  };
+
+  # Make Caps lock work as an Escape key on press and Ctrl on hold.
+  services.interception-tools =
+    let
+      dfkConfig = pkgs.writeText "dual-function-keys.yaml" ''
+        MAPPINGS:
+          - KEY: KEY_CAPSLOCK
+            TAP: KEY_ESC
+            HOLD: KEY_LEFTCTRL
+      '';
+    in
+    {
+      enable = true;
+      plugins = pkgs.lib.mkForce [ pkgs.interception-tools-plugins.dual-function-keys ];
+      udevmonConfig = ''
+        - JOB: "${pkgs.interception-tools}/bin/intercept -g $DEVNODE | ${pkgs.interception-tools-plugins.dual-function-keys}/bin/dual-function-keys -c ${dfkConfig} | ${pkgs.interception-tools}/bin/uinput -d $DEVNODE"
+          DEVICE:
+            NAME: "AT Translated Set 2 keyboard"
+            EVENTS:
+              EV_KEY: [[KEY_CAPSLOCK, KEY_ESC, KEY_LEFTCTRL]]
+      '';
+    };
+
+  services.gvfs.enable = true;
+
+  programs.gnupg.agent = {
+    enable = true;
+    enableSSHSupport = true;
+    pinentryPackage = pkgs.pinentry-qt;
+  };
+
+  programs.firefox = {
+    enable = true;
+    languagePacks = [ "en-GB" ];
+    preferences = {
+      "intl.accept_languages" = "en-GB, en";
+      "intl.regional_prefs.use_os_locales" = true;
+    };
+  };
+
+  services.blueman.enable = true;
+
+  services.cron = {
+    enable = true;
+
+    systemCronJobs = [ "* * * * * opdavies /home/${username}/.local/bin/notify-battery" ];
+  };
+
+  services.auto-cpufreq.enable = true;
+
+  services.udev = {
+    enable = true;
+    extraRules = ''
+      KERNEL=="hidraw*", SUBSYSTEM=="hidraw", MODE="0660", GROUP="users", TAG+="uaccess", TAG+="udev-acl"
+    '';
+  };
 }

nix/hosts/lemp11/default.nix

@@ -0,0 +1,3 @@
+{
+  imports = [ ./configuration.nix ];
+}

nix/hosts/lemp11/hardware-configuration.nix

@@ -4,7 +4,6 @@
 {
   config,
   lib,
-  pkgs,
   modulesPath,
   ...
 }:

nix/lib/nixos/configuration.nix

@@ -1,296 +0,0 @@
-{
-  inputs,
-  outputs,
-  desktop ? false,
-  hostname,
-  username,
-  self,
-}:
-
-{ pkgs, ... }:
-
-{
-  imports = [ ../../modules/nixos/desktop ];
-
-  _module.args = {
-    inherit inputs self username;
-  };
-
-  nixpkgs = {
-    config = {
-      allowUnfree = true;
-
-      permittedInsecurePackages = [ "electron-27.3.11" ];
-    };
-
-    overlays = [
-      outputs.overlays.additions
-      outputs.overlays.modifications
-      outputs.overlays.stable-packages
-    ];
-  };
-
-  nix.nixPath = [ "nixpkgs=${inputs.nixpkgs}" ];
-
-  # Bootloader.
-  boot = {
-    loader = {
-      systemd-boot = {
-        enable = true;
-        configurationLimit = 10;
-      };
-
-      efi = {
-        canTouchEfiVariables = true;
-        efiSysMountPoint = "/boot/efi";
-      };
-    };
-  };
-
-  services.thermald.enable = true;
-  services.power-profiles-daemon.enable = false;
-
-  systemd.extraConfig = ''
-    DefaultTimeoutStopSec=10s
-  '';
-
-  networking.hostName = hostname;
-
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
-  # Enable networking
-  networking.networkmanager.enable = true;
-
-  # Set your time zone.
-  time.timeZone = "Europe/London";
-
-  # Select internationalisation properties.
-  i18n.defaultLocale = "en_GB.UTF-8";
-
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "en_GB.UTF-8";
-    LC_IDENTIFICATION = "en_GB.UTF-8";
-    LC_MEASUREMENT = "en_GB.UTF-8";
-    LC_MONETARY = "en_GB.UTF-8";
-    LC_NAME = "en_GB.UTF-8";
-    LC_NUMERIC = "en_GB.UTF-8";
-    LC_PAPER = "en_GB.UTF-8";
-    LC_TELEPHONE = "en_GB.UTF-8";
-    LC_TIME = "en_GB.UTF-8";
-  };
-
-  # Enable the X11 windowing system.
-  services.xserver.enable = true;
-
-  services.xserver = {
-    xkb = {
-      layout = "gb";
-      variant = "";
-    };
-  };
-
-  # Configure console keymap
-  console.keyMap = "uk";
-
-  services.avahi.enable = true;
-  services.avahi.nssmdns4 = true;
-  services.avahi.openFirewall = true;
-  services.printing.enable = true;
-
-  # Enable sound with pipewire.
-  hardware.pulseaudio.enable = false;
-
-  security = {
-    polkit.enable = true;
-    rtkit.enable = true;
-  };
-
-  services.pipewire = {
-    enable = true;
-
-    alsa = {
-      enable = true;
-      support32Bit = true;
-    };
-
-    pulse.enable = true;
-  };
-
-  # Enable touchpad support (enabled default in most desktopManager).
-  # services.xserver.libinput.enable = true;
-
-  users.users.${username} = {
-    isNormalUser = true;
-    description = "Oliver Davies";
-    extraGroups = [
-      "docker"
-      "networkmanager"
-      "wheel"
-    ];
-    packages = with pkgs; [ ];
-  };
-
-  security.sudo.wheelNeedsPassword = false;
-
-  # List packages installed in system profile. To search, run:
-  # $ nix search wget
-  environment.systemPackages =
-    with pkgs;
-    [
-      caffeine-ng
-      gtypist
-      fastfetch
-      mermaid-cli
-      mkcert
-      taskopen
-      taskwarrior3
-      taskwarrior-tui
-      ttyper
-      yt-dlp
-      ytfzf
-    ]
-    ++ pkgs.lib.optionals desktop [
-      acpi
-      arandr
-      bluetuith
-      brightnessctl
-      cpufrequtils
-      libnotify
-      pmutils
-      ffmpegthumbnailer
-      libreoffice
-      logseq
-      rclone
-      rclone-browser
-      shotwell
-      slack
-      vscode
-      xfce.thunar
-      xfce.thunar-volman
-      xfce.tumbler
-
-      # Games.
-      zeroad
-    ];
-
-  # Some programs need SUID wrappers, can be configured further or are
-  # started in user sessions.
-  # programs.mtr.enable = true;
-  # programs.gnupg.agent = {
-  #   enable = true;
-  #   enableSSHSupport = true;
-  # };
-
-  # List services that you want to enable:
-
-  # Enable the OpenSSH daemon.
-  services.openssh.enable = true;
-
-  # Open ports in the firewall.
-  networking.firewall.allowedTCPPorts = [
-    9003 # xdebug
-  ];
-  # networking.firewall.allowedUDPPorts = [ ... ];
-  # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
-
-  # This value determines the NixOS release from which the default
-  # settings for stateful data, like file locations and database versions
-  # on your system were taken. It‘s perfectly fine and recommended to leave
-  # this value at the release version of the first install of this system.
-  # 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 = "22.11"; # Did you read the comment?
-
-  programs.dconf.enable = true;
-
-  programs.zsh.enable = true;
-  programs.zsh.histSize = 5000;
-
-  users.defaultUserShell = "/etc/profiles/per-user/${username}/bin/zsh";
-
-  zramSwap.enable = true;
-
-  nix = {
-    extraOptions = ''
-      trusted-users = root ${username}
-    '';
-
-    gc = {
-      automatic = true;
-      dates = "daily";
-      options = "--delete-older-than 7d";
-    };
-
-    optimise.automatic = true;
-
-    settings = {
-      auto-optimise-store = true;
-      experimental-features = [
-        "nix-command"
-        "flakes"
-      ];
-      warn-dirty = false;
-    };
-  };
-
-  # Make Caps lock work as an Escape key on press and Ctrl on hold.
-  services.interception-tools =
-    let
-      dfkConfig = pkgs.writeText "dual-function-keys.yaml" ''
-        MAPPINGS:
-          - KEY: KEY_CAPSLOCK
-            TAP: KEY_ESC
-            HOLD: KEY_LEFTCTRL
-      '';
-    in
-    {
-      enable = true;
-      plugins = pkgs.lib.mkForce [ pkgs.interception-tools-plugins.dual-function-keys ];
-      udevmonConfig = ''
-        - JOB: "${pkgs.interception-tools}/bin/intercept -g $DEVNODE | ${pkgs.interception-tools-plugins.dual-function-keys}/bin/dual-function-keys -c ${dfkConfig} | ${pkgs.interception-tools}/bin/uinput -d $DEVNODE"
-          DEVICE:
-            NAME: "AT Translated Set 2 keyboard"
-            EVENTS:
-              EV_KEY: [[KEY_CAPSLOCK, KEY_ESC, KEY_LEFTCTRL]]
-      '';
-    };
-
-  services.gvfs.enable = true;
-
-  programs.gnupg.agent = {
-    enable = true;
-    enableSSHSupport = true;
-    pinentryPackage = pkgs.pinentry-qt;
-  };
-
-  programs.firefox = {
-    enable = true;
-    languagePacks = [ "en-GB" ];
-    preferences = {
-      "intl.accept_languages" = "en-GB, en";
-      "intl.regional_prefs.use_os_locales" = true;
-    };
-  };
-
-  services.blueman.enable = true;
-
-  services.cron = {
-    enable = true;
-
-    systemCronJobs = [ "* * * * * opdavies /home/${username}/.local/bin/notify-battery" ];
-  };
-
-  services.auto-cpufreq.enable = true;
-
-  services.udev = {
-    enable = true;
-    extraRules = ''
-      KERNEL=="hidraw*", SUBSYSTEM=="hidraw", MODE="0660", GROUP="users", TAG+="uaccess", TAG+="udev-acl"
-    '';
-  };
-}

nix/lib/nixos/default.nix

@@ -1,49 +0,0 @@
-{
-  inputs,
-  outputs,
-  nixos-hardware,
-  pkgs,
-  self,
-  username,
-}:
-{
-  desktop ? false,
-  hostname,
-  modules ? [ ],
-}:
-let
-  configuration = import ./configuration.nix {
-    inherit
-      outputs
-      desktop
-      hostname
-      username
-      inputs
-      self
-      ;
-  };
-  hardwareConfiguration = import ./hardware-configuration.nix;
-in
-inputs.nixpkgs.lib.nixosSystem {
-  modules = [
-    inputs.home-manager.nixosModules.home-manager
-    {
-      home-manager = {
-        extraSpecialArgs = {
-          inherit
-            inputs
-            desktop
-            self
-            username
-            ;
-        };
-        useGlobalPkgs = true;
-        useUserPackages = true;
-        users."${username}" = import "${self}/nix/home/${username}";
-      };
-    }
-
-    configuration
-    hardwareConfiguration
-  ] ++ modules;
-}

nix/lib/nixos/hardware-configuration.nix

@@ -1,59 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  modulesPath,
-  ...
-}:
-{
-  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
-
-  boot.initrd.availableKernelModules = [
-    "xhci_pci"
-    "thunderbolt"
-    "nvme"
-    "usb_storage"
-    "sd_mod"
-  ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.kernelParams = [
-    "i915.modeset=1"
-    "i915.fastboot=1"
-    "i915.enable_guc=2"
-    "i915.enable_psr=1"
-    "i915.enable_fbc=1"
-    "i915.enable_dc=2"
-  ];
-  boot.extraModulePackages = [ ];
-
-  boot.kernelPackages = pkgs.linuxPackages_zen;
-  hardware.enableAllFirmware = true;
-
-  hardware.system76.enableAll = true;
-
-  fileSystems."/" = {
-    device = "/dev/disk/by-label/nixos";
-    fsType = "ext4";
-  };
-
-  fileSystems."/boot/efi" = {
-    device = "/dev/disk/by-label/boot";
-    fsType = "vfat";
-  };
-
-  swapDevices = [ { device = "/dev/disk/by-label/swap"; } ];
-
-  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  # (the default) this is the recommended approach. When using systemd-networkd it's
-  # still possible to use this option, but it's recommended to use it in conjunction
-  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-  networking.useDHCP = lib.mkDefault true;
-  # networking.interfaces.enp0s13f0u1.useDHCP = lib.mkDefault true;
-  # networking.interfaces.wlo1.useDHCP = lib.mkDefault true;
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
-  hardware.bluetooth.enable = true;
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
-}

nix/lib/shared/home-manager.nix

@@ -1,5 +1,8 @@
 {
+  config,
+  hostname,
   inputs,
+  lib,
   pkgs,
   username,
   self,
@@ -26,21 +29,29 @@
 
   programs.home-manager.enable = true;
 
+  features = lib.mkMerge [
+    {
+      cli = {
+        neovim.enable = lib.mkDefault true;
+        tmux.enable = lib.mkDefault true;
+      };
+
+      desktop = {
+        alacritty.enable = lib.mkDefault true;
+      };
+    }
+  ];
+
   imports = [
-    (import ../../modules/home-manager/git.nix { inherit inputs pkgs; })
-    (import ../../modules/home-manager/neovim.nix { inherit inputs pkgs; })
-    ../../modules/home-manager/bat.nix
-    ../../modules/home-manager/bin.nix
-    ../../modules/home-manager/direnv.nix
-    ../../modules/home-manager/fzf.nix
-    ../../modules/home-manager/htop.nix
-    ../../modules/home-manager/lsd.nix
-    ../../modules/home-manager/pet.nix
-    ../../modules/home-manager/phpactor.nix
-    ../../modules/home-manager/ripgrep.nix
-    ../../modules/home-manager/starship.nix
-    ../../modules/home-manager/syncthing.nix
-    ../../modules/home-manager/tmux.nix
-    ../../modules/home-manager/zsh.nix
+    (import ../../modules/home-manager {
+      inherit
+        config
+        inputs
+        lib
+        pkgs
+        ;
+    })
+
+    ../../home/${username}/hosts/${hostname}.nix
   ];
 }

nix/lib/wsl2/default.nix

@@ -1,61 +0,0 @@
-{
-  inputs,
-  outputs,
-  self,
-  username,
-}:
-{ system }:
-
-let
-  inherit (pkgs) lib;
-
-  pkgs = import inputs.nixpkgs {
-    overlays = [
-      outputs.overlays.additions
-      outputs.overlays.modifications
-    ];
-  };
-
-  shared-config = import "${self}/nix/lib/shared/home-manager.nix" {
-    inherit
-      inputs
-      pkgs
-      self
-      username
-      ;
-  };
-
-  shared-packages = import "${self}/nix/lib/shared/home-manager-packages.nix" {
-    inherit inputs pkgs username;
-    desktop = false;
-  };
-in
-inputs.home-manager.lib.homeManagerConfiguration {
-  inherit pkgs;
-
-  extraSpecialArgs = {
-    inherit self;
-  };
-
-  modules = [
-    {
-      imports = [ shared-config ];
-
-      home.packages = shared-packages ++ [ pkgs.wsl-open ];
-
-      home.sessionVariables = {
-        DIRENV_LOG_FORMAT = "";
-        EDITOR = "nvim";
-        PATH = lib.concatStringsSep ":" [
-          "$PATH"
-          "$HOME/go/bin"
-          "./vendor/bin"
-          "./node_modules/.bin"
-        ];
-        PULUMI_SKIP_UPDATE_CHECK = "true";
-        REPOS = "$HOME/Code";
-        RIPGREP_CONFIG_PATH = "$HOME/.config/ripgrep/config";
-      };
-    }
-  ];
-}

nix/modules/home-manager/alacritty.nix

@@ -1,4 +1,5 @@
 {
+  config,
   lib,
   pkgs,
   self,
@@ -11,31 +12,35 @@ let
   theme = import "${self}/nix/lib/theme" { inherit pkgs; };
 in
 {
-  programs.alacritty = {
-    enable = true;
+  options.features.desktop.alacritty.enable = lib.mkEnableOption "Enable Alacritty";
 
-    settings = {
-      env = {
-        TERM = "screen-256color";
-      };
+  config = lib.mkIf config.features.desktop.alacritty.enable {
+    programs.alacritty = {
+      enable = true;
 
-      window.padding = {
-        x = 15;
-        y = 15;
-      };
+      settings = {
+        env = {
+          TERM = "screen-256color";
+        };
 
-      font = {
-        size = toInt "${theme.fonts.monospace.size}";
+        window.padding = {
+          x = 15;
+          y = 15;
+        };
 
-        bold.style = "Regular";
-        normal.family = "${theme.fonts.monospace.name}";
+        font = {
+          size = toInt "${theme.fonts.monospace.size}";
 
-        offset.y = 6;
-        glyph_offset.y = 3;
-      };
+          bold.style = "Regular";
+          normal.family = "${theme.fonts.monospace.name}";
 
-      terminal.shell = {
-        program = "zsh";
+          offset.y = 6;
+          glyph_offset.y = 3;
+        };
+
+        terminal.shell = {
+          program = "zsh";
+        };
       };
     };
   };

nix/modules/home-manager/default.nix

@@ -0,0 +1,37 @@
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
+
+{
+  imports = [
+    (import ./neovim.nix {
+      inherit
+        config
+        inputs
+        lib
+        pkgs
+        ;
+    })
+
+    ./alacritty.nix
+    ./bat.nix
+    ./bin.nix
+    ./direnv.nix
+    ./fzf.nix
+    ./git.nix
+    ./htop.nix
+    ./lsd.nix
+    ./mpv.nix
+    ./pet.nix
+    ./phpactor.nix
+    ./ripgrep.nix
+    ./starship.nix
+    ./syncthing.nix
+    ./tmux.nix
+    ./zsh.nix
+  ];
+}

nix/modules/home-manager/mpv.nix

@@ -1,11 +1,17 @@
-{
-  programs.mpv = {
-    enable = true;
+{ config, lib, ... }:
 
-    # https://github.com/mpv-player/mpv/blob/master/etc/input.conf
-    bindings = {
-      "DOWN" = "add volume -5";
-      "UP" = "add volume 5";
+{
+  options.features.desktop.mpv.enable = lib.mkEnableOption "Enable mpv media player";
+
+  config = lib.mkIf config.features.desktop.mpv.enable {
+    programs.mpv = {
+      enable = true;
+
+      # https://github.com/mpv-player/mpv/blob/master/etc/input.conf
+      bindings = {
+        "DOWN" = "add volume -5";
+        "UP" = "add volume 5";
+      };
     };
   };
 }

nix/modules/home-manager/neovim.nix

@@ -1,201 +1,211 @@
-{ inputs, pkgs, ... }:
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
 
 {
-  programs.neovim = {
-    enable = true;
+  options.features.cli.neovim.enable = lib.mkEnableOption "Enable neovim";
 
-    plugins = with pkgs.vimPlugins; [
-      comment-nvim
-      dial-nvim
-      fidget-nvim
-      gitsigns-nvim
-      harpoon
-      impatient-nvim
-      mini-nvim
-      neodev-nvim
-      nvim-spectre
-      nvim-web-devicons
-      oil-nvim
-      refactoring-nvim
-      sort-nvim
-      treesj
-      undotree
-      vim-abolish
-      vim-eunuch
-      vim-highlightedyank
-      vim-just
-      vim-nix
-      vim-obsession
-      vim-pasta
-      vim-repeat
-      vim-sleuth
-      vim-sort-motion
-      vim-terraform
-      vim-textobj-user
-      vim-unimpaired
+  config = lib.mkIf config.features.cli.neovim.enable {
+    programs.neovim = {
+      enable = true;
 
-      conf-vim
-      edit-alternate-vim
-      nvim-tmux-navigation
-      standard-vim
-      vim-autoread
-      vim-textobj-indent
-      vim-textobj-xmlattr
-      vim-zoom
+      plugins = with pkgs.vimPlugins; [
+        comment-nvim
+        dial-nvim
+        fidget-nvim
+        gitsigns-nvim
+        harpoon
+        impatient-nvim
+        mini-nvim
+        neodev-nvim
+        nvim-spectre
+        nvim-web-devicons
+        oil-nvim
+        refactoring-nvim
+        sort-nvim
+        treesj
+        undotree
+        vim-abolish
+        vim-eunuch
+        vim-highlightedyank
+        vim-just
+        vim-nix
+        vim-obsession
+        vim-pasta
+        vim-repeat
+        vim-sleuth
+        vim-sort-motion
+        vim-terraform
+        vim-textobj-user
+        vim-unimpaired
 
-      # Testing
-      vim-test
+        conf-vim
+        edit-alternate-vim
+        nvim-tmux-navigation
+        standard-vim
+        vim-autoread
+        vim-textobj-indent
+        vim-textobj-xmlattr
+        vim-zoom
 
-      # Git
-      committia-vim
-      diffview-nvim
-      vim-fugitive
+        # Testing
+        vim-test
 
-      # Debugging
-      nvim-dap
-      nvim-dap-ui
-      nvim-dap-virtual-text
+        # Git
+        committia-vim
+        diffview-nvim
+        vim-fugitive
 
-      # Treesitter
-      (pkgs.vimPlugins.nvim-treesitter.withPlugins (
-        plugins: with plugins; [
-          bash
-          comment
-          css
-          csv
-          dockerfile
-          gitattributes
-          gitignore
-          go
-          html
-          javascript
-          json
-          kdl
-          lua
-          luadoc
-          make
-          markdown
-          markdown_inline
-          nix
-          php
-          phpdoc
-          query
-          rst
-          scss
-          sql
-          terraform
-          twig
-          typescript
-          vim
-          vimdoc
-          vue
-          xml
-          yaml
-        ]
-      ))
-      nvim-treesitter-textobjects
+        # Debugging
+        nvim-dap
+        nvim-dap-ui
+        nvim-dap-virtual-text
 
-      # LSP, linting and formatting
-      conform-nvim
-      lsp-status-nvim
-      nvim-lint
-      nvim-lspconfig
+        # Treesitter
+        (pkgs.vimPlugins.nvim-treesitter.withPlugins (
+          plugins: with plugins; [
+            bash
+            comment
+            css
+            csv
+            dockerfile
+            gitattributes
+            gitignore
+            go
+            html
+            javascript
+            json
+            kdl
+            lua
+            luadoc
+            make
+            markdown
+            markdown_inline
+            nix
+            php
+            phpdoc
+            query
+            rst
+            scss
+            sql
+            terraform
+            twig
+            typescript
+            vim
+            vimdoc
+            vue
+            xml
+            yaml
+          ]
+        ))
+        nvim-treesitter-textobjects
 
-      # Completion
-      cmp-buffer
-      cmp-calc
-      cmp-cmdline
-      cmp-nvim-lsp
-      cmp-path
-      cmp-treesitter
-      cmp_luasnip
-      lspkind-nvim
-      nvim-cmp
+        # LSP, linting and formatting
+        conform-nvim
+        lsp-status-nvim
+        nvim-lint
+        nvim-lspconfig
 
-      # Snippets
-      friendly-snippets
-      luasnip
+        # Completion
+        cmp-buffer
+        cmp-calc
+        cmp-cmdline
+        cmp-nvim-lsp
+        cmp-path
+        cmp-treesitter
+        cmp_luasnip
+        lspkind-nvim
+        nvim-cmp
 
-      # Telescope
-      plenary-nvim
-      popup-nvim
-      telescope-frecency-nvim
-      telescope-fzf-native-nvim
-      telescope-live-grep-args-nvim
-      telescope-nvim
-      telescope-ui-select-nvim
+        # Snippets
+        friendly-snippets
+        luasnip
 
-      # Databases
-      vim-dadbod
-      vim-dadbod-ui
-      vim-dadbod-completion
+        # Telescope
+        plenary-nvim
+        popup-nvim
+        telescope-frecency-nvim
+        telescope-fzf-native-nvim
+        telescope-live-grep-args-nvim
+        telescope-nvim
+        telescope-ui-select-nvim
 
-      # Themes
-      catppuccin-nvim
+        # Databases
+        vim-dadbod
+        vim-dadbod-ui
+        vim-dadbod-completion
 
-      # Configuration.
-      inputs.self.packages.${pkgs.system}.opdavies-nvim
-    ];
+        # Themes
+        catppuccin-nvim
 
-    extraLuaConfig = ''
-      if vim.loader then
-        vim.loader.enable()
-      end
+        # Configuration.
+        inputs.self.packages.${pkgs.system}.opdavies-nvim
+      ];
 
-      require "opdavies"
+      extraLuaConfig = ''
+        if vim.loader then
+          vim.loader.enable()
+        end
+
+        require "opdavies"
+      '';
+
+      extraPackages = with pkgs; [
+        # Languages
+        nodePackages.typescript
+        nodejs-slim
+        php81
+
+        # Language servers
+        gopls
+        lua-language-server
+        lua54Packages.luacheck
+        marksman
+        nixd
+        nodePackages."@tailwindcss/language-server"
+        nodePackages.bash-language-server
+        nodePackages.dockerfile-language-server-nodejs
+        nodePackages.intelephense
+        nodePackages.typescript-language-server
+        nodePackages.vls
+        nodePackages.vscode-langservers-extracted
+        nodePackages.vue-language-server
+        nodePackages.yaml-language-server
+        phpactor
+        terraform-ls
+
+        # Formatters
+        black
+        eslint_d
+        nixfmt-rfc-style
+        nodePackages.prettier
+        stylua
+        yamlfmt
+
+        # Tools
+        hadolint
+        html-tidy
+        nodePackages.jsonlint
+        nodePackages.markdownlint-cli
+        php82Packages.php-codesniffer
+        php82Packages.phpstan
+        proselint
+        shellcheck
+        yamllint
+      ];
+    };
+
+    home.file.".markdownlint.yaml".text = ''
+      default: true
+
+      line-length: false
+
+      no-duplicate-heading:
+        siblings_only: true
     '';
-
-    extraPackages = with pkgs; [
-      # Languages
-      nodePackages.typescript
-      nodejs-slim
-      php81
-
-      # Language servers
-      gopls
-      lua-language-server
-      lua54Packages.luacheck
-      marksman
-      nixd
-      nodePackages."@tailwindcss/language-server"
-      nodePackages.bash-language-server
-      nodePackages.dockerfile-language-server-nodejs
-      nodePackages.intelephense
-      nodePackages.typescript-language-server
-      nodePackages.vls
-      nodePackages.vscode-langservers-extracted
-      nodePackages.vue-language-server
-      nodePackages.yaml-language-server
-      phpactor
-      terraform-ls
-
-      # Formatters
-      black
-      eslint_d
-      nixfmt-rfc-style
-      nodePackages.prettier
-      stylua
-      yamlfmt
-
-      # Tools
-      hadolint
-      html-tidy
-      nodePackages.jsonlint
-      nodePackages.markdownlint-cli
-      php82Packages.php-codesniffer
-      php82Packages.phpstan
-      proselint
-      shellcheck
-      yamllint
-    ];
   };
-
-  home.file.".markdownlint.yaml".text = ''
-    default: true
-
-    line-length: false
-
-    no-duplicate-heading:
-      siblings_only: true
-  '';
 }

nix/modules/home-manager/tmux.nix

@@ -1,77 +1,87 @@
-{ pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
 let
   inherit (pkgs) tmuxPlugins;
 in
 {
-  programs.tmux = {
-    enable = true;
+  options.features.cli.tmux.enable = lib.mkEnableOption "Enable tmux";
 
-    terminal = "tmux-256color";
+  config = lib.mkIf config.features.cli.tmux.enable {
+    programs.tmux = {
+      enable = true;
 
-    extraConfig = ''
-      set-option -g status-keys "vi"
-      set-option -sa terminal-features "''${TERM}:RGB"
+      terminal = "tmux-256color";
 
-      bind -n S-Left resize-pane -L 2
-      bind -n S-Right resize-pane -R 2
-      bind -n S-Down resize-pane -D 1
-      bind -n S-Up resize-pane -U 1
+      extraConfig = ''
+        set-option -g status-keys "vi"
+        set-option -sa terminal-features "''${TERM}:RGB"
 
-      bind -n C-Left resize-pane -L 10
-      bind -n C-Right resize-pane -R 10
-      bind -n C-Down resize-pane -D 5
-      bind -n C-Up resize-pane -U 5
+        bind -n S-Left resize-pane -L 2
+        bind -n S-Right resize-pane -R 2
+        bind -n S-Down resize-pane -D 1
+        bind -n S-Up resize-pane -U 1
 
-      # Status line customisation
-      set-option -g status-left ""
-      set-option -g status-right " #{session_name}"
-      set-option -g status-right-length 100
-      set-option -g status-style "fg=#7C7D83 bg=default"
-      set-option -g window-status-activity-style none
-      set-option -g window-status-current-style "fg=#E9E9EA"
+        bind -n C-Left resize-pane -L 10
+        bind -n C-Right resize-pane -R 10
+        bind -n C-Down resize-pane -D 5
+        bind -n C-Up resize-pane -U 5
 
-      bind c new-window -c "#{pane_current_path}"
+        # Status line customisation
+        set-option -g status-left ""
+        set-option -g status-right " #{session_name}"
+        set-option -g status-right-length 100
+        set-option -g status-style "fg=#7C7D83 bg=default"
+        set-option -g window-status-activity-style none
+        set-option -g window-status-current-style "fg=#E9E9EA"
 
-      set -g base-index 1
-      set -g pane-base-index 1
-      set -g renumber-windows on
+        bind c new-window -c "#{pane_current_path}"
 
-      # Break a pane into a new window.
-      bind-key b break-pane -d
-      bind-key J command-prompt -p "join pane from: "  "join-pane -h -s '%%'"
+        set -g base-index 1
+        set -g pane-base-index 1
+        set -g renumber-windows on
 
-      bind-key C-j choose-tree
+        # Break a pane into a new window.
+        bind-key b break-pane -d
+        bind-key J command-prompt -p "join pane from: "  "join-pane -h -s '%%'"
 
-      set-window-option -g mode-keys vi
-      bind -T copy-mode-vi v send-keys -X begin-selection
-      bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel 'xclip -in -selection clipboard'
+        bind-key C-j choose-tree
 
-      bind C-j split-window -v "tmux list-sessions | sed -E 's/:.*$//' | grep -v \"^$(tmux display-message -p '#S')\$\" | fzf --reverse | xargs tmux switch-client -t"
+        set-window-option -g mode-keys vi
+        bind -T copy-mode-vi v send-keys -X begin-selection
+        bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel 'xclip -in -selection clipboard'
 
-      bind-key K run-shell 'tmux switch-client -n \; kill-session -t "$(tmux display-message -p "#S")" || tmux kill-session'
+        bind C-j split-window -v "tmux list-sessions | sed -E 's/:.*$//' | grep -v \"^$(tmux display-message -p '#S')\$\" | fzf --reverse | xargs tmux switch-client -t"
 
-      # Allow clearing screen with ctrl-l by using <prefix> C-l
-      bind C-l send-keys "C-l"
-      bind C-k send-keys "C-k"
+        bind-key K run-shell 'tmux switch-client -n \; kill-session -t "$(tmux display-message -p "#S")" || tmux kill-session'
 
-      # Enable mouse support.
-      setw -g mouse on
+        # Allow clearing screen with ctrl-l by using <prefix> C-l
+        bind C-l send-keys "C-l"
+        bind C-k send-keys "C-k"
 
-      # Remove delay when switching Vim modes.
-      set -sg escape-time 0
+        # Enable mouse support.
+        setw -g mouse on
 
-      set-option -g pane-active-border-style "fg=#1f2335"
-      set-option -g pane-border-style "fg=#1f2335"
+        # Remove delay when switching Vim modes.
+        set -sg escape-time 0
 
-      bind-key -r f run-shell "tmux new-window t"
+        set-option -g pane-active-border-style "fg=#1f2335"
+        set-option -g pane-border-style "fg=#1f2335"
+
+        bind-key -r f run-shell "tmux new-window t"
 
 
-      if-shell "[ -f ~/.tmux.conf.local ]" 'source ~/.tmux.conf.local'
-    '';
+        if-shell "[ -f ~/.tmux.conf.local ]" 'source ~/.tmux.conf.local'
+      '';
 
-    plugins = [
-      tmuxPlugins.vim-tmux-navigator
-      tmuxPlugins.yank
-    ];
+      plugins = [
+        tmuxPlugins.vim-tmux-navigator
+        tmuxPlugins.yank
+      ];
+    };
   };
 }

nix/modules/nixos/default.nix

@@ -1,7 +1,16 @@
 {
   imports = [
+    ./autorandr.nix
     ./docker.nix
+    ./fonts.nix
+    ./gitea.nix
+    ./i3.nix
+    ./immich.nix
+    ./jellyfin.nix
     ./kanata.nix
+    ./rofi.nix
     ./rsnapshot.nix
+    ./screenkey.nix
+    ./xbanish.nix
   ];
 }

nix/modules/nixos/desktop/default.nix

@@ -1,14 +0,0 @@
-{
-  imports = [
-    ../.
-    ./autorandr.nix
-    ./fonts.nix
-    ./gitea.nix
-    ./i3.nix
-    ./immich.nix
-    ./jellyfin.nix
-    ./rofi.nix
-    ./screenkey.nix
-    ./xbanish.nix
-  ];
-}

nix/modules/nixos/fonts.nix

@@ -1,7 +1,7 @@
 { pkgs, ... }:
 
 let
-  theme = import ../../../lib/theme { inherit pkgs; };
+  theme = import ../../lib/theme { inherit pkgs; };
 in
 {
   environment.systemPackages = with pkgs; [

run

@@ -25,6 +25,14 @@ function help {
   printf "\nExtended help:\n  Each task has comments for general usage\n"
 }
 
+function home-manager:build {
+  _home build "$@"
+}
+
+function home-manager:switch {
+  _home switch "$@"
+}
+
 function nixos:build {
   _nixos build "$@"
 }
@@ -41,23 +49,14 @@ function update {
   nix flake update
 }
 
-function wsl:build {
-  _home build wsl2 "$@"
-}
-
-function wsl:switch {
-  _home switch wsl2 "$@"
-}
-
 function _home {
   local command="$1"
-  local flake="$2"
-  shift 2
+  shift 1
 
   NIXPKGS_ALLOW_UNFREE=1 home-manager "$command" \
     --extra-experimental-features flakes \
     --extra-experimental-features nix-command \
-    --flake ".#$flake" \
+    --flake ".#$(whoami)@$(hostname)" \
     --impure "$@"
 }