update nvidia driver, install ghostty and other things

configuration.nix

@@ -4,66 +4,53 @@
 
 {
   pkgs,
+  lib,
   config,
   inputs,
   ...
 }:
 
 {
-  imports = [
-    # Include the results of the hardware scan.
-    ./hardware-configuration.nix
-  ];
-
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  hardware.graphics = {
-    enable = true;
-  };
-
-  services.xserver.videoDrivers = [
-    "nvidia"
-  ];
-  services.asusd = {
-    enable = true;
-  };
-
-  hardware.nvidia = {
-    modesetting.enable = true;
-
-    powerManagement.enable = false;
-    powerManagement.finegrained = false;
-
-    open = false;
-    nvidiaSettings = true;
-
-    package = config.boot.kernelPackages.nvidiaPackages.beta;
-
-    prime = {
-      sync.enable = true;
-      intelBusId = "PCI:0:2:0";
-      nvidiaBusId = "PCI:1:0:0";
-    };
-  };
-
-  networking.hostName = "Tytonidae"; # Define your hostname.
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+  # services.asusd = {
+  #   enable = true;
+  # };
 
   # Configure network proxy if necessary
   # networking.proxy.default = "http://user:password@proxy:port/";
   # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+  programs.virt-manager.enable = true;
+  virtualisation = {
+    libvirtd.enable = true;
+    spiceUSBRedirection.enable = true;
+  };
 
-  # Enable networking
-  networking.networkmanager.enable = true;
+  networking = {
+    hostName = "Tytonidae";
+    networkmanager.enable = false;
+    useNetworkd = true;
+    useDHCP = false;
+  };
+  systemd.network = {
+    enable = true;
+    wait-online.enable = false;
+    networks = {
+      "eno2" = {
+        matchConfig.Name = "eno2";
+        networkConfig = {
+          DHCP = "yes";
+          IPv6AcceptRA = true;
+        };
+      };
+    };
+  };
 
-  # Set your time zone.
   time.timeZone = "Asia/Shanghai";
 
-  # Select internationalisation properties.
   i18n.defaultLocale = "zh_CN.UTF-8";
-
   i18n.extraLocaleSettings = {
     LC_ADDRESS = "zh_CN.UTF-8";
     LC_IDENTIFICATION = "zh_CN.UTF-8";
@@ -179,12 +166,9 @@
     description = "david";
     extraGroups = [
       "networkmanager"
+      "libvirtd"
       "wheel"
     ];
-    # packages = with pkgs; [
-    #   kdePackages.kate
-    # #  thunderbird
-    # ];
   };
 
   # Install firefox.
@@ -194,12 +178,11 @@
   nixpkgs.config.allowUnfree = true;
 
   # List packages installed in system profile. To search, run:
-  # $ nix search wget
   environment.systemPackages = with pkgs; [
     wget
     git
     vim
-    inputs.helix.packages."${pkgs.system}".default
+    helix
     nixd
     nixfmt-rfc-style
     noto-fonts-cjk-sans
@@ -217,14 +200,11 @@
 
   # List services that you want to enable:
 
-  # Enable the OpenSSH daemon.
-  # services.openssh.enable = true;
-
   # Open ports in the firewall.
   # networking.firewall.allowedTCPPorts = [ ... ];
   # networking.firewall.allowedUDPPorts = [ ... ];
   # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
+  networking.firewall.enable = false;
 
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions