add radish-vm for testing

.gitignore

@@ -1,3 +1,4 @@
 /result
 /.direnv
 /.gcroots
+*.qcow2

flake.nix

@@ -102,6 +102,7 @@
             in
             {
               radish = mkConfiguration "radish";
+              radish-vm = mkConfiguration "radish-vm";
               freun-dev = mkConfiguration "freun-dev";
               apu = mkConfiguration "apu";
             };

home/modules/zed/default.nix

@@ -187,7 +187,7 @@ in
         };
         edit_predictions = {
           enabled = true;
-          mode = "subtle";
+          mode = "eager";
           provider = "zed";
         };
         buffer_font_family = "Iosevka Nerd Font";
@@ -200,6 +200,11 @@ in
             "tsconfig.*.json"
           ];
         };
+        context_servers = {
+          browser-tools-context-server = {
+            npx_command = "${pkgs.nodejs}/bin/npx";
+          };
+        };
       };
       userKeymaps = [
         {

hosts/radish-vm/boot.nix

@@ -0,0 +1,21 @@
+{ pkgs, ... }:
+{
+  boot = {
+    loader.systemd-boot.enable = true;
+    loader.efi.canTouchEfiVariables = true;
+    loader.systemd-boot.configurationLimit = 10;
+
+    kernelPackages = pkgs.linuxPackages_latest;
+
+    tmp.useTmpfs = true;
+
+    kernel.sysctl = {
+      "vm.max_map_count" = 262144;
+    };
+    binfmt.emulatedSystems = [ "aarch64-linux" ];
+  };
+
+  environment.systemPackages = with pkgs; [
+    efibootmgr
+  ];
+}

hosts/radish-vm/default.nix

@@ -0,0 +1,24 @@
+{ inputs, ... }:
+let
+  inherit (inputs)
+    home-manager
+    ;
+in
+{
+  imports = [
+    ./hardware-configuration.nix
+    # Import most of the original radish config
+    ../radish/configuration.nix
+    ../radish/host.nix
+    ../radish/packages.nix
+    ../radish/containers.nix
+    ../radish/desktop.nix
+    ../radish/users.nix
+    ../radish/secrets.nix
+    # VM-specific overrides
+    ./boot.nix
+    ./hardware.nix
+    home-manager.nixosModules.home-manager
+    ../../home
+  ];
+}

hosts/radish-vm/hardware-configuration.nix

@@ -0,0 +1,64 @@
+# VM Hardware Configuration Template
+# This file will be generated during VM installation with `nixos-generate-config`
+# But here's a template for common VM setups
+
+{
+  lib,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+
+  # Boot configuration for VMs
+  boot = {
+    initrd = {
+      availableKernelModules = [
+        "ahci"
+        "xhci_pci"
+        "virtio_pci"
+        "virtio_scsi"
+        "sr_mod"
+        "virtio_blk"
+        "vmw_pvscsi"
+      ];
+      kernelModules = [ ];
+    };
+    kernelModules = [ ];
+    extraModulePackages = [ ];
+  };
+
+  networking = {
+    useDHCP = lib.mkDefault true;
+  };
+
+  hardware = {
+    graphics = {
+      enable = true;
+    };
+  };
+
+  services = {
+    spice-vdagentd.enable = lib.mkDefault true;
+    qemuGuest.enable = lib.mkDefault true;
+  };
+
+  virtualisation = {
+    vmware.guest.enable = lib.mkDefault false;
+    virtualbox.guest.enable = lib.mkDefault false;
+    hypervGuest.enable = lib.mkDefault false;
+    vmVariant.virtualisation = {
+      memorySize = 8192;
+      cores = 4;
+    };
+  };
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+
+  powerManagement = {
+    enable = lib.mkDefault false;
+  };
+}

hosts/radish-vm/hardware.nix

@@ -0,0 +1,11 @@
+{
+  ...
+}:
+{
+  hardware.graphics = {
+    enable = true;
+  };
+
+  services.fstrim.enable = true; # Still useful for VM disk optimization
+  services.openssh.enable = true;
+}

hosts/radish/users.nix

@@ -6,6 +6,7 @@
     isNormalUser = true;
     extraGroups = [ "wheel" ];
     shell = pkgs.zsh;
+    initialPassword = "changeme";
   };
 
   users.users.moco = {
@@ -13,6 +14,7 @@
     isNormalUser = true;
     extraGroups = [ "wheel" ];
     shell = pkgs.zsh;
+    initialPassword = "changeme";
     subUidRanges = [
       {
         startUid = 10000;