Delete unnecessary NixOS configuration files

hosts/msi-rtx4090/default.nix

@@ -1,55 +0,0 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
-
-{ config, pkgs, ... }:
-
-{
-  imports =
-    [
-      ../../modules/system.nix
-      ../../modules/i3.nix
-
-      # Include the results of the hardware scan.
-      ./hardware-configuration.nix
-    ];
-
-  # Bootloader.
-  boot.loader = {
-    efi = {
-      canTouchEfiVariables = true;
-      efiSysMountPoint = "/boot/efi"; # ← use the same mount point here.
-    };
-    systemd-boot.enable = true;
-  };
-
-  networking.hostName = "msi-rtx4090"; # Define your hostname.
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
-  # Enable networking
-  networking.networkmanager.enable = true;
-  networking.defaultGateway = "192.168.5.201";
-
-  # for Nvidia GPU
-  services.xserver.videoDrivers = [ "nvidia" ];
-  hardware.opengl.enable = true;
-  hardware.nvidia = {
-    package = config.boot.kernelPackages.nvidiaPackages.stable;
-    modesetting.enable = true;
-  };
-
-  # This value determines the NixOS release from which the default
-  # settings for stateful data, like file locations and database versions
-  # on your system were taken. It‘s perfectly fine and recommended to leave
-  # this value at the release version of the first install of this system.
-  # Before changing this value read the documentation for this option
-  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "23.05"; # Did you read the comment?
-
-}
-
-

hosts/msi-rtx4090/hardware-configuration.nix

@@ -1,43 +0,0 @@
-# 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" "usbhid" "uas" "usb_storage" "sd_mod" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
-
-  fileSystems."/" =
-    {
-      device = "/dev/disk/by-uuid/9730ef67-577c-4dc9-8563-f431c1cf25fb";
-      fsType = "ext4";
-    };
-
-  fileSystems."/boot/efi" =
-    {
-      device = "/dev/disk/by-uuid/8DA9-86FF";
-      fsType = "vfat";
-    };
-
-  swapDevices =
-    [{ device = "/dev/disk/by-uuid/5364261a-3ecc-4754-b114-ff44c529627e"; }];
-
-  # 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.enp5s0.useDHCP = lib.mkDefault true;
-  # networking.interfaces.wlo1.useDHCP = lib.mkDefault true;
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
-}