initial commit

.editorconfig

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+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = false
+insert_final_newline = false

all-modules.nix

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+{lib, ...}:
+
+{
+	imports = lib.fileset.toList (lib.fileset.fileFilter (f: f.hasExt "nix") ./modules);
+}

flake.lock

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+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1771848320,
+        "narHash": "sha256-0MAd+0mun3K/Ns8JATeHT1sX28faLII5hVLq0L3BdZU=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "2fc6539b481e1d2569f25f8799236694180c0993",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }: {
+    # hydraJobs = nixpkgs.lib.mapAttrs (_: value: value.config.system.build.toplevel) self.nixosConfigurations;
+    nixosConfigurations = {
+      vm = nixpkgs.lib.nixosSystem {
+        modules = [
+          ./systems/vm/configuration.nix
+        ];
+      };
+    };
+  };
+}

makefile

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+build:
+	nix-build '<nixpkgs/nixos>' -A vm -I nixpkgs=channel:nixos-25.11 -I nixos-config=./configuration.nix
+
+run-nographics:
+	QEMU_KERNEL_PARAMS=console=ttyS0 ./result/bin/run-nixos-vm -nographic; reset
+
+run:
+	./result/bin/run-nixos-vm

modules/boot.nix

@@ -0,0 +1,7 @@
+{config, pkgs, ...}:
+
+{
+  boot.loader.grub.enable = true;
+  boot.loader.grub.device = "/dev/vda";
+  boot.loader.grub.useOSProber = true;
+}

modules/default-packages.nix

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+{config, pkgs, ...}:
+
+{
+  programs.vim.enable = true;
+}

modules/git.nix

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+{config, pkgs, lib, ...}:
+
+
+let
+  cfg = config.modules.git;
+in
+{
+  options = {
+    modules.git.enable = lib.mkEnableOption "Enable git";
+  };
+
+  config = lib.mkIf cfg.enable {
+    programs.git.enable = true;
+  };
+}

modules/graphical.nix

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+{config, pkgs, lib, ...}:
+
+let
+	cfg = config.modules.graphical;
+in
+
+{
+	options = {
+		modules.graphical.enable = lib.mkEnableOption "Enable the GUI";
+	};
+
+	config = lib.mkIf cfg.enable {
+		programs.niri.enable = true;
+		services.displayManager.ly.enable = true;
+	};
+}

modules/networkManager.nix

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+{config, pkgs, ...}:
+
+{
+  networking.networkmanager.enable = true;
+}

modules/terminal.nix

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+{config, pkgs, lib, ...}:
+
+let
+  cfg = config.modules.terminal;
+in
+{
+  options = {
+    modules.terminal.enable = lib.mkEnableOption "Enables alacritty";
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      alacritty
+    ];
+  };
+}

systems/vm/configuration.nix

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+{ config, pkgs, ...}:
+
+{
+	imports = [
+		../../all-modules.nix
+		./hardware-configuration.nix
+	];
+
+	users.users.riley = {
+		isNormalUser = true;
+		extraGroups = ["wheel"];
+	};
+
+	modules.graphical.enable = true;
+	modules.terminal.enable = true;
+
+	console.keyMap = "uk";
+
+	system.stateVersion = "25.11";
+}

systems/vm/hardware-configuration.nix

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+{ config, lib, pkgs, modulesPath, ...}:
+{
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
+
+  boot.initrd.availableKernelModules = ["ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" ];
+  boot.initrd.kernelModules = [];
+  boot.extraModulePackages = [];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/ed56e12e-55cc-42e0-b94f-9a6d6bb2bdad";
+    fsType = "ext4";
+  };
+
+  swapDevices = [];
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+}