perf: Home-manager to module

feat: Optionise config

modules/host/bootloader.nix

@@ -0,0 +1,37 @@
+{ pkgs, ... }: {
+  boot = {
+    loader = {
+      timeout = 3;
+      efi = {
+        efiSysMountPoint = "/boot";
+        canTouchEfiVariables = true;
+      };
+      
+      grub = {
+        enable = true;
+        efiSupport = true;
+        device = "nodev";
+        useOSProber = true;
+      };
+    };
+    consoleLogLevel = 0;
+    kernelParams = [
+      # "quiet"
+      "splash"
+      "boot.shell_on_fail"
+      "loglevel=3"
+      # "rd.systemd.show_status=false"
+      # "rd.udev.log_level=3"
+      "udev.log_priority=0"
+    ];
+    plymouth = {
+      enable = true;
+      theme = "black_hud";
+      themePackages = with pkgs; [
+        (adi1090x-plymouth-themes.override {
+          selected_themes = [ "black_hud" ];
+        })
+      ];
+    };
+  };
+}