moving slim3 coniguration to the hosts directory

flake.nix

@@ -28,15 +28,17 @@
     in {
 
       # slim3 - system hostname
-      nixosConfigurations.${hostname} = nixpkgs.lib.nixosSystem {
+      nixosConfigurations = {
+        ${hostname} = nixpkgs.lib.nixosSystem {
           specialArgs = {
             inherit inputs system stateVersion hostname user;
           };
 
           modules = [
-          ./nixos/configuration.nix
+            ./hosts/${hostname}/configuration.nix
           ];
         };
+      };
 
       homeConfigurations.${user} = home-manager.lib.homeManagerConfiguration {
         pkgs = nixpkgs.legacyPackages.${system};

hosts/slim3/configuration.nix

@@ -0,0 +1,15 @@
+{ stateVersion, hostname, ... }:
+
+{
+  imports =
+    [
+      ./hardware-configuration.nix
+      ../../nixos/packages.nix
+      ../../nixos/modules
+    ];
+
+  networking.hostName = hostname;
+
+  system.stateVersion = stateVersion;
+}
+

hosts/slim3/hardware-configuration.nix

@@ -0,0 +1,39 @@
+# 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 + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/69019f25-749c-4480-bbfc-72eef4c49313";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/12CE-A600";
+      fsType = "vfat";
+      options = [ "fmask=0022" "dmask=0022" ];
+    };
+
+  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.enp4s0f4u2.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp2s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}