chore: drop netboot-related things, never worked

hosts/chrysomallon-squamiferum/default.nix

@@ -1,36 +0,0 @@
-{
-  pkgs,
-  modulesPath,
-  ...
-}: {
-  imports = [
-    (modulesPath + "/installer/netboot/netboot-minimal.nix")
-  ];
-
-  config = {
-    networking.hostName = "chrysomallon-squamiferum";
-    networking.networkmanager.enable = true;
-    networking.wireless.enable = false;
-    networking.firewall.enable = false;
-    settings.ssh.openOutsideVPN = true;
-
-    users.users.nixos.openssh.authorizedKeys.keyFiles = [../../users/malte/yubikey.pub];
-
-    environment.noXlibs = false;
-
-    environment.systemPackages = with pkgs; [
-      # For special computers
-      chntpw
-      # For testing
-      # geekbench
-    ];
-
-    # 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 = "23.11"; # Did you read the comment?
-  };
-}

pkgs/netboot.nix

@@ -1,44 +0,0 @@
-{
-  writeShellApplication,
-  pixiecore,
-  nix,
-  iptables,
-  inputs,
-  build ? inputs.self.nixosConfigurations.chrysomallon-squamiferum.config.system.build,
-  ...
-}: let
-  netboot = writeShellApplication {
-    name = "netboot";
-    runtimeInputs = [pixiecore];
-    text = ''
-      exec pixiecore boot \
-        ${build.kernel}/bzImage \
-        ${build.netbootRamdisk}/initrd \
-        --cmdline "init=${build.toplevel}/init loglevel=4" \
-        --dhcp-no-bind \
-        --debug \
-        --port 64172 \
-        --status-port 64172 \
-        "$@"
-    '';
-  };
-in
-  writeShellApplication {
-    name = "run-netboot-server";
-    runtimeInputs = [
-      netboot
-      nix
-      iptables
-    ];
-    text = ''
-      # Open required firewall ports
-      sudo iptables -w -I nixos-fw -p udp -m multiport --dports 67,69,4011 -j ACCEPT
-      sudo iptables -w -I nixos-fw -p tcp -m tcp --dport 64172 -j ACCEPT
-
-      sudo netboot || echo "Closed netboot"
-
-      # Close ports
-      sudo iptables -w -D nixos-fw -p udp -m multiport --dports 67,69,4011 -j ACCEPT
-      sudo iptables -w -D nixos-fw -p tcp -m tcp --dport 64172 -j ACCEPT
-    '';
-  }