🧹 Moved almost all files to /modules. Moved some code to separate files

modules/hardware/audio.nix

@@ -0,0 +1,37 @@
+{
+  pkgs,
+  ...
+}:
+
+{
+
+  environment.systemPackages = with pkgs; [
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+    gst_all_1.gst-plugins-good
+    gst_all_1.gst-plugins-bad
+
+    wireplumber
+    playerctl # Interaction with audioplayers and browsers
+    pavucontrol # GUI
+    spotify
+  ];
+
+  hardware.pulseaudio.enable = false; # Will be moved to services
+
+  security.rtkit.enable = true; # Enable RealtimeKit for audio purposes
+
+  services = {
+    pipewire = {
+      enable = true;
+      alsa = {
+        enable = true;
+        support32Bit = true;
+      };
+      pulse.enable = true;
+      # Uncomment the following line if you want to use JACK applications
+      # jack.enable = true;
+    };
+    #    pulseaudio.enable = false;
+  };
+}

modules/hardware/default.nix

@@ -0,0 +1,10 @@
+{ ... }:
+
+{
+  imports = [
+    ./audio.nix
+    ./graphics
+    ./hardware-configuration.nix
+    ./keyboard.nix
+  ];
+}

modules/hardware/graphics/default.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+
+{
+  imports = [
+    ./nvidia.nix
+  ];
+
+  # For hardware acceleration
+  environment.sessionVariables.LIBVA_DRIVER_NAME = "iHD";
+
+  # Enable OpenGL
+  hardware.graphics = {
+    enable = true;
+    extraPackages = with pkgs; [
+      # Used for hardware-acceleration
+      intel-media-driver # For Broadwell (2014) or newer processors. LIBVA_DRIVER_NAME=iHD
+    ];
+  };
+}

modules/hardware/graphics/nvidia.nix

@@ -0,0 +1,15 @@
+{ ... }:
+
+{
+  hardware.nvidia = {
+    # Required
+    modesetting.enable = true;
+    # Use closed-source drivers
+    open = false;
+    # Enable the Nvidia settings menu
+    nvidiaSettings = true;
+  };
+
+  # Load Nvidia driver for Xorg and Wayland
+  services.xserver.videoDrivers = [ "nvidia" ];
+}

modules/hardware/hardware-configuration.nix

@@ -0,0 +1,58 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot.initrd.availableKernelModules = [
+    "xhci_pci"
+    "ahci"
+    "nvme"
+    "usb_storage"
+    "usbhid"
+    "sd_mod"
+    "sr_mod"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/5e3f0f97-4bb4-4a53-ace2-9ed19ff9e8ea";
+    fsType = "btrfs";
+    options = [ "subvol=@" ];
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/D188-48A9";
+    fsType = "vfat";
+    options = [
+      "fmask=0077"
+      "dmask=0077"
+    ];
+  };
+
+  swapDevices = [ ];
+
+  # 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.eno1.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp0s20f0u8.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp6s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

modules/hardware/keyboard.nix

@@ -0,0 +1,11 @@
+{ pkgs, ... }:
+
+{
+  environment.systemPackages = with pkgs; [
+    via
+  ];
+
+  hardware.keyboard.qmk.enable = true;
+
+  services.udev.packages = with pkgs; [ via ];
+}