Add 'here' VM

And justfile as well

systems/disko/vm.nix

@@ -0,0 +1,34 @@
+{
+  disk = {
+    main = {
+      type = "disk";
+      device = "/dev/sda";
+      content = {
+        type = "gpt";
+        partitions = {
+          boot = {
+            size = "1M";
+            type = "EF02"; # for grub MBR
+          };
+          ESP = {
+            size = "512M";
+            type = "EF00";
+            content = {
+              type = "filesystem";
+              format = "vfat";
+              mountpoint = "/boot";
+            };
+          };
+          root = {
+            size = "100%";
+            content = {
+              type = "filesystem";
+              format = "ext4";
+              mountpoint = "/";
+            };
+          };
+        };
+      };
+    };
+  };
+}

systems/here.nix

@@ -0,0 +1,27 @@
+# My Linux VM running on macOS
+{ flake, modulesPath, ... }: {
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    flake.inputs.disko.nixosModules.disko
+  ];
+  system.stateVersion = "23.11";
+  services.openssh.enable = true;
+  boot = {
+    loader = {
+      systemd-boot.enable = true;
+      efi.canTouchEfiVariables = true;
+    };
+    binfmt.emulatedSystems = [ "x86_64-linux" ]; # For cross-compiling
+    swraid.mdadmConf = ''
+      MAILADDR srid@srid.ca
+    '';
+  };
+  nixpkgs.hostPlatform = "aarch64-linux";
+
+  networking = {
+    hostName = "here";
+    networkmanager.enable = true;
+  };
+  time.timeZone = "America/New_York";
+  disko.devices = import ./disko/vm.nix;
+}