Remove redundant lib.my usage

Flake lock file updates:

• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/a89745edd5f657e2e5be5ed1bea86725ca78d92e' (2023-12-03)
  → 'github:NixOS/nixos-hardware/fa194fc484fd7270ab324bb985593f71102e84d1' (2023-12-04)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5de0b32be6e85dc1a9404c75131316e4ffbc634c' (2023-12-01)
  → 'github:NixOS/nixpkgs/933d7dc155096e7575d207be6fb7792bc9f34f6d' (2023-12-02)

flake.lock

@@ -100,6 +100,21 @@
         "type": "github"
       }
     },
+    "nixos-hardware": {
+      "locked": {
+        "lastModified": 1701656485,
+        "narHash": "sha256-xDFormrGCKKGqngHa2Bz1GTeKlFMMjLnHhTDRdMJ1hs=",
+        "owner": "NixOS",
+        "repo": "nixos-hardware",
+        "rev": "fa194fc484fd7270ab324bb985593f71102e84d1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixos-hardware",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1677676435,
@@ -136,9 +151,9 @@
         "agenix": "agenix",
         "firefox-gnome-theme": "firefox-gnome-theme",
         "home-manager": "home-manager_2",
+        "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_2",
-        "thunderbird-gnome-theme": "thunderbird-gnome-theme",
-        "wallpapers": "wallpapers"
+        "thunderbird-gnome-theme": "thunderbird-gnome-theme"
       }
     },
     "thunderbird-gnome-theme": {
@@ -156,23 +171,6 @@
         "repo": "thunderbird-gnome-theme",
         "type": "github"
       }
-    },
-    "wallpapers": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1702336410,
-        "narHash": "sha256-DyC9Ro5tj3X0P2M24gZdpTkFGuZEy9JXrFLUav/b5H0=",
-        "ref": "refs/heads/master",
-        "rev": "dd78ed7242af54c33e8304feee322a71da575abd",
-        "shallow": true,
-        "type": "git",
-        "url": "ssh://git@git.vimium.com/jordan/wallpapers.git"
-      },
-      "original": {
-        "shallow": true,
-        "type": "git",
-        "url": "ssh://git@git.vimium.com/jordan/wallpapers.git"
-      }
     }
   },
   "root": "root",

flake.nix

@@ -3,6 +3,7 @@
 
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-23.11";
+    nixos-hardware.url = "github:NixOS/nixos-hardware";
     agenix.url = "github:ryantm/agenix";
     home-manager = {
       url = "github:nix-community/home-manager/release-23.11";
@@ -16,10 +17,6 @@
       url = "github:rafaelmardojai/thunderbird-gnome-theme";
       flake = false;
     };
-    wallpapers = {
-      url = "git+ssh://git@git.vimium.com/jordan/wallpapers.git?shallow=1";
-      flake = false;
-    };
   };
 
   outputs = inputs @ { self, nixpkgs, agenix, home-manager, ... }:
@@ -63,6 +60,7 @@
         eos = nixosSystem "x86_64-linux" "eos";
         helios = nixosSystem "x86_64-linux" "helios";
         odyssey = nixosSystem "x86_64-linux" "odyssey";
+        pi = nixosSystem "aarch64-linux" "pi";
       };
     in
     { inherit nixosConfigurations; };

hosts/pi/default.nix

@@ -0,0 +1,57 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [
+    ./hardware-configuration.nix
+    ../server.nix
+  ];
+
+  networking.hostName = "pi";
+  networking.hostId = "";
+
+  hardware = {
+    raspberry-pi."4" = {
+      apply-overlays-dtmerge.enable = true;
+      fkms-3d.enable = true;
+    };
+    deviceTree = {
+      enable = true;
+      filter = "*rpi-4-*.dtb";
+    };
+  };
+
+  sound.enable = true;
+  console.enable = false;
+
+  security.rtkit.enable = true;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    systemWide = true;
+  };
+
+  services.shairport-sync = {
+    enable = true;
+    group = [ "pipewire" ];
+    openFirewall = true;
+  };
+
+  services.zigbee2mqtt = {
+    enable = true;
+    settings = {
+      homeassistant = true;
+      frontend = true;
+      permit_join = true;
+    };
+  };
+
+  environment.systemPackages = with pkgs; [
+    libraspberrypi
+    raspberrypi-eeprom
+  ];
+
+  system.stateVersion = "22.11";
+}
+

hosts/pi/hardware-configuration.nix

@@ -0,0 +1,21 @@
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports = [
+    <nixos-hardware/raspberry-pi/4>
+  ];
+
+  boot.loader.raspberryPi.firmwareConfig = ''
+    dtoverlay=vc4-kms-v3d,noaudio
+    dtoverlay=hifiberry-digi-pro
+  '';
+
+  fileSystems = {
+    "/" = {
+      device = "/dev/disk/by-label/NIXOS_SD";
+      fsType = "ext4";
+      options = [ "noatime" ];
+    };
+  };
+}
+

modules/desktop/gnome.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, inputs, ... }:
+{ config, lib, pkgs, ... }:
 
 let cfg = config.modules.desktop.gnome;
 in {
@@ -99,8 +99,8 @@ in {
         window-gap = 8;
       };
       "org/gnome/desktop/background" = {
-        picture-uri = "file://${inputs.wallpapers}/Aqua.png";
-        picture-uri-dark = "file://${inputs.wallpapers}/Aqua.png";
+        picture-uri = "file://${pkgs.gnome.gnome-backgrounds}/share/backgrounds/gnome/adwaita-l.jpg";
+        picture-uri-dark = "file://${pkgs.gnome.gnome-backgrounds}/share/backgrounds/gnome/adwaita-d.jpg";
       };
       "org/gtk/settings/file-chooser" = {
         show-hidden = true;