new server

systems/amd-server/configuration.nix

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+# Edit this configuration file to define what should be installed on
+# your system. Help is available in the configuration.nix(5) man page, on
+# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
+
+{ config, lib, pkgs, ... }:
+
+{
+  imports =
+    [ # Include the results of the hardware scan.
+      ./hardware-configuration.nix
+    ];
+
+
+  custom = {
+    tmpfs.enable = true;
+    nftables.enable = true;
+    cli-tools.enable = true;
+    nix = {
+      index.enable = true;
+      ld.enable = true;
+      settings.enable = true;
+    };
+    static-ip = {
+      enable = true;
+      ip = "192.168.0.20";
+      interface = "enp6s0";
+      dns = "192.168.0.10";
+    };
+    #   static-ip = {
+    #     enable = true;
+    #     interface = "enp42s0";
+    #     ip = "192.168.0.11";
+    #     #dns = "127.0.0.1";
+    #     dns = "192.168.10";
+    #     #gateway = "192.168.0.10";
+    #   };
+    # It uses 1.1.1.1 for some reason? set in /etc/dnsmasq-resolv.conf. no idea why
+    #services.dnsmasq = {
+    #  enable = true;
+    #  server = [ "192.168.0.10" ];
+    #};
+    misc = { docker.enable = true; };
+    services = { syncthing = { enable = true; }; };
+    hardware = {
+      firmware.enable = true;
+      ssd.enable = true;
+      wooting.enable = true;
+    };
+    graphical = {
+      audio.enable = true;
+      sddm.enable = true;
+      nightlight.enable = true;
+      i3.enable = true;
+      shared.enable = true;
+      games = {
+        enable = true;
+      };
+    };
+  };
+  mainUser.layout = "de";
+  mainUser.variant = "us";
+
+  # Use the systemd-boot EFI boot loader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+  boot.initrd.kernelModules = [ "amdgpu" ];
+  services.xserver.enable = true;
+  services.xserver.videoDrivers = [ "amdgpu" ];
+
+  #zenpower for ryzen
+  boot.extraModulePackages = with config.boot.kernelPackages; [ zenpower ];
+  boot.kernelModules = ["zenpower"];
+  boot.blacklistedKernelModules = [ "k10temp" ];
+
+  services.xserver.desktopManager = {
+    xfce.enable = true;
+    xterm.enable = false;
+  };
+
+  networking.hostName = "amd-server"; # Define your hostname.
+  nixpkgs.config.permittedInsecurePackages =
+    [ "electron-28.3.3" "electron-27.3.11" ];
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = with pkgs; [
+    vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+    wget
+    git
+  ];
+
+  # Enable the OpenSSH daemon.
+  services.openssh.enable = true;
+
+  system.stateVersion = "24.05"; # Did you read the comment?
+
+}
+

systems/amd-server/hardware-configuration.nix

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+# 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 = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/a3c34c9e-06be-49dc-a5d3-4156defa11e7";
+      fsType = "btrfs";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/AE1C-16B9";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  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.enp6s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}