refactor: make plymouth module

hosts/wim/cfg/boot.nix

@@ -1,54 +0,0 @@
-{ config, pkgs, ... }:
-
-{
-  boot = {
-    kernelPackages = pkgs.linuxPackages_latest;
-    consoleLogLevel = 0;
-
-    initrd = {
-      verbose = false;
-      systemd.enable = true;
-    };
-
-    loader = {
-      efi.canTouchEfiVariables = true;
-      timeout = 2;
-      grub = {
-        enable = true;
-        device = "nodev";
-        efiSupport = true;
-        extraConfig = ''
-          set timeout_style=hidden
-        '';
-        # Because it still draws that image otherwise
-        splashImage = null;
-      };
-    };
-
-    extraModulePackages = with config.boot.kernelPackages; [
-      v4l2loopback
-    ];
-
-    kernelParams = [
-      "quiet"
-      "splash"
-      "boot.shell_on_fail"
-      "i915.fastboot=1"
-      "loglevel=3"
-      "rd.systemd.show_status=false"
-      "rd.udev.log_level=3"
-      "udev.log_priority=3"
-      "cryptdevice=UUID=ab82b477-2477-453f-b95f-28e5553ad10d:root"
-      "root=/dev/mapper/root"
-    ];
-
-    plymouth = {
-      enable = true;
-      themePackages = [ pkgs.dracula-theme ];
-      theme = "dracula";
-    };
-
-    # https://github.com/NixOS/nixpkgs/issues/254807#issuecomment-1722351771
-    swraid.enable = false;
-  };
-}

hosts/wim/cfg/main.nix

@@ -2,7 +2,6 @@
 
 {
   imports = [
-    ./boot.nix
     ./security.nix
     ./packages.nix
   ];

hosts/wim/configuration.nix

@@ -6,6 +6,7 @@
 
     ../../modules/audio.nix
     ../../modules/kmscon.nix
+    ../../modules/plymouth.nix
     ../../modules/printer.nix
 
     ./cfg/main.nix

hosts/wim/hardware-configuration.nix

@@ -1,13 +1,48 @@
-{ config, modulesPath, ... }: {
+{ config, modulesPath, pkgs, ... }: {
   nixpkgs.hostPlatform = "x86_64-linux";
   imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
 
   boot = {
+    kernelPackages = pkgs.linuxPackages_latest;
+    consoleLogLevel = 0;
+
     initrd = {
+      verbose = false;
+      systemd.enable = true;
       availableKernelModules = [ "nvme" "xhci_pci" "usb_storage" "sd_mod" ];
-      luks.devices."root".device = "/dev/disk/by-uuid/ab82b477-2477-453f-b95f-28e5553ad10d";
+
+      luks.devices."root" = {
+        device = "/dev/disk/by-uuid/ab82b477-2477-453f-b95f-28e5553ad10d";
+      };
     };
+
     kernelModules = [ "kvm-amd" ];
+    extraModulePackages = with config.boot.kernelPackages; [
+      v4l2loopback
+    ];
+
+    kernelParams = [
+      "cryptdevice=UUID=ab82b477-2477-453f-b95f-28e5553ad10d:root"
+      "root=/dev/mapper/root"
+    ];
+
+    loader = {
+      efi.canTouchEfiVariables = true;
+      timeout = 2;
+      grub = {
+        enable = true;
+        device = "nodev";
+        efiSupport = true;
+        extraConfig = ''
+          set timeout_style=hidden
+        '';
+        # Because it still draws that image otherwise
+        splashImage = null;
+      };
+    };
+
+    # https://github.com/NixOS/nixpkgs/issues/254807#issuecomment-1722351771
+    swraid.enable = false;
   };
 
   fileSystems = {

modules/plymouth.nix

@@ -0,0 +1,25 @@
+{ pkgs, ... }: {
+  boot = {
+    initrd = {
+      verbose = false;
+      systemd.enable = true;
+    };
+
+    kernelParams = [
+      "quiet"
+      "splash"
+      "boot.shell_on_fail"
+      "i915.fastboot=1"
+      "loglevel=3"
+      "rd.systemd.show_status=false"
+      "rd.udev.log_level=3"
+      "udev.log_priority=3"
+    ];
+
+    plymouth = {
+      enable = true;
+      themePackages = [ pkgs.dracula-theme ];
+      theme = "dracula";
+    };
+  };
+}