Add vm setup

hosts/fuhen/hardware-configuration.nix

@@ -78,5 +78,7 @@
     ];
   };
 
+  git.useRsa = true;
+
   system.stateVersion = "22.11";
 }

hosts/virtual/hardware-configuration.nix

@@ -0,0 +1,56 @@
+# 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 + "/profiles/qemu-guest.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "virtio_pci" "usbhid" "usb_storage" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "none";
+    fsType = "tmpfs";
+    options = ["size=8G" "mode=755"];
+  };
+
+  fileSystems."/tmp" = {
+    device = "none";
+    fsType = "tmpfs";
+    options = ["size=32G" "mode=755"];
+  };
+
+  fileSystems."/nix" =
+    { device = "/dev/disk/by-label/virtual";
+      fsType = "ext4";
+    };
+
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-label/boot";
+      fsType = "vfat";
+    };
+
+  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.enp0s1.useDHCP = lib.mkDefault true;
+
+  environment.systemPackages = with pkgs; [ kdePackages.konsole ];
+
+  services.spice-vdagentd.enable = true;
+  services.spice-autorandr.enable = true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "aarch64-linux";
+
+  system.stateVersion = "25.05";
+}

modules/cli/tools/git.nix

@@ -1,10 +1,16 @@
-{
-  programs.git = {
+{config, lib, ...}: {
+  options.git = {
+    useRsa = lib.mkEnableOption "Use rsa instead of ed25519";
+  };
+  config.programs.git = {
     enable = true;
     ignores = [".envrc"];
     signing = {
       signByDefault = true;
-      key = "~/.ssh/id_rsa.pub";
+      key =
+        if config.git.useRsa
+        then "~/.ssh/id_rsa.pub"
+        else "~/.ssh/id_ed25519.pub";
     };
     # maintenance = {
     #   enable = false;

modules/gui/default.nix

@@ -1,9 +1,14 @@
-{pkgs, ...}: {
-  environment.systemPackages = with pkgs; [
-    wineWowPackages.stable
-    wineWowPackages.waylandFull
-    winetricks
-  ];
+{
+  pkgs,
+  lib,
+  ...
+}: {
+  environment.systemPackages = with pkgs;
+    lib.optionals pkgs.stdenv.isx86_64 [
+      wineWowPackages.stable
+      wineWowPackages.waylandFull
+      winetricks
+    ];
   hardware.steam-hardware.enable = true;
   services.flatpak.enable = true;
 

modules/gui/home.nix

@@ -1,5 +1,6 @@
 {
   config,
+  lib,
   pkgs,
   zen-browser,
   ...
@@ -16,23 +17,24 @@ in {
     ./gtk.nix
   ];
 
-  home.packages = with pkgs; [
-    google-chrome
-    firefox
-    zen-browser.packages.${pkgs.system}.default
-    vesktop
-    mpv
-    xdg-utils
-    zathura
-    libreoffice
-    qbittorrent
-    youtube-music
-    wl-clipboard
-    wlr-randr
-    alsa-utils
-    playerctl
-    postman
-  ];
+  home.packages = with pkgs;
+    [
+      firefox
+      zen-browser.packages.${pkgs.system}.default
+      vesktop
+      mpv
+      xdg-utils
+      zathura
+      libreoffice
+      qbittorrent
+      youtube-music
+      wl-clipboard
+      wlr-randr
+      alsa-utils
+      playerctl
+      postman
+    ]
+    ++ lib.optionals pkgs.stdenv.isx86_64 [google-chrome];
 
   home.sessionVariables = rec {
     # TODO: add an `uwsm app run --` or something here (for example clicking on a link on discord opens the browser on discord's slice instead of the browser's slice.