Reorganize modules

hosts/gandalf/default.nix

@@ -0,0 +1,73 @@
+{ config, pkgs, ... }:
+
+{
+  imports = [
+    ./hardware-configuration.nix
+    ../../modules/home-manager.nix
+    ../../modules/common.nix
+    ../../modules/users.nix
+    ../../modules/locales.nix
+    ../../modules/services.nix
+    ../../modules/programs.nix
+    ../../modules/gaming.nix
+    ../../modules/obs-studio.nix
+    ../../modules/garbage-collection.nix
+    ../../modules/printing.nix
+    ../../modules/docker.nix
+    ../../modules/matrix.nix
+    ../../modules/kdenlive.nix
+    ../../modules/audacity.nix
+    ../../modules/ollama.nix
+    ../../modules/wireguard.nix
+    ../../modules/qbittorrent.nix
+    ../../modules/gimp.nix
+    ../../modules/openscad.nix
+    ../../modules/bambu-studio-flatpak.nix
+    ../../modules/arduino-ide.nix
+    ../../modules/bitwarden.nix
+    ../../modules/vlc.nix
+    ../../modules/devenv.nix
+    ../../modules/btop.nix
+    ../../modules/discord.nix
+    ../../modules/lazygit.nix
+    ../../modules/yazi.nix
+    ./mtp-fix.nix
+  ];
+
+  boot.kernelPackages = pkgs.linuxPackages_latest;
+
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "gandalf";
+  networking.networkmanager.enable = true;
+  networking.nameservers = [
+    "192.168.68.56"
+    "1.1.1.1"
+    "8.8.8.8"
+  ];
+  networking.firewall.enable = false;
+
+  networking.interfaces.enp130s0.wakeOnLan.enable = true;
+  networking.firewall.allowedUDPPorts = [ 9 ];
+
+  services.xserver.videoDrivers = [ "nvidia" ];
+  services.openssh.settings.X11Forwarding = true;
+
+  hardware = {
+    graphics.enable = true;
+
+    nvidia.modesetting.enable = true;
+    nvidia.open = true;
+    nvidia.nvidiaSettings = true;
+  };
+
+  systemd.targets.sleep.enable = false;
+  systemd.targets.suspend.enable = false;
+  systemd.targets.hibernate.enable = false;
+  systemd.targets.hybrid-sleep.enable = false;
+
+  virtualisation.libvirtd.enable = true;
+
+  system.stateVersion = "25.11"; # Did you read the comment?
+}