feat: init config

nixos/configuration.nix

@@ -0,0 +1,85 @@
+# This is your system's configuration file.
+# Use this to configure your system environment (it replaces /etc/nixos/configuration.nix)
+{
+	inputs,
+		lib,
+		config,
+		pkgs,
+		...
+}: 
+let
+myHostName = "homelab-nix";
+stevenUserName = "stvnliu";
+in
+{
+	imports = [
+#inputs.hardware.nixosModules.common-cpu-amd
+#inputs.hardware.nixosModules.common-ssd
+		./hardware-configuration.nix
+		./services/display-manager.nix
+	];
+	boot.loader = {
+		efi.canTouchEfiVariables = true;
+		grub = {
+			enable = true;
+			useOSProber = true;
+			efiSupport = true;
+			fsIdentifier = "label";
+			devices = [ "nodev" ];
+			extraEntries = ''
+				menuentry "Reboot" {
+					reboot
+				}
+			menuentry "Poweroff" {
+				halt
+			}
+			'';
+		};
+	};
+	nixpkgs = {
+		overlays = [
+		];
+		config = {
+			allowUnfree = true;
+		};
+	};
+
+	nix = let
+		flakeInputs = lib.filterAttrs (_: lib.isType "flake") inputs;
+	in {
+		settings = {
+			experimental-features = "nix-command flakes";
+			flake-registry = "";
+			nix-path = config.nix.nixPath;
+		};
+		registry = lib.mapAttrs (_: flake: {inherit flake;}) flakeInputs;
+		nixPath = lib.mapAttrsToList (n: _: "${n}=flake:${n}") flakeInputs;
+	};
+	networking = {
+		hostName = "${myHostName}";
+		networkmanager.enable = true;
+	};
+	users.users = {
+		"${stevenUserName}" = {
+			initialPassword = "stevenpassword";
+			isNormalUser = true;
+			openssh.authorizedKeys.keys = [
+			];
+			packages = with pkgs; [
+				nh
+					neovim
+					gitFull
+			];
+			extraGroups = ["wheel"];
+		};
+	};
+	services.openssh = {
+		enable = true;
+		settings = {
+			PermitRootLogin = "no";
+			PasswordAuthentication = false;
+		};
+	};
+# https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
+	system.stateVersion = "24.05";
+}