{ config, lib, pkgs, ... }:
{
  nix.settings.experimental-features = [ "nix-command" "flakes" ];
  system.stateVersion = "26.05";
  time.timeZone = "Asia/Chita";
  i18n.defaultLocale = "ru_RU.UTF-8";
  console = {
    keyMap = "ruwin_alt_sh-UTF-8";
    font = "cyr-sun16";
  };
  fileSystems = {
    "/" = { options = [ "noatime" ]; };
    "/boot" = { options = [ "noatime" ]; };
  };
  swapDevices = [ { device = "/var/swapfile"; } ];
  boot = {
    kernelModules = [ "amneziawg" ];
    kernelPackages = pkgs.linuxPackages_latest;
    extraModulePackages = [ config.boot.kernelPackages.amneziawg ];
    loader.limine = {
      enable = true;
      secureBoot.enable = true;
      panicOnChecksumMismatch = true;
    };
  };
  users.users.root.hashedPasswordFile = "/secrets/user/root-pw";
  networking = {
    firewall = {
      allowedTCPPorts = [ 53 80 ];
      allowedUDPPorts = [ 53 67 69 547 ];
    };
    wg-quick.interfaces.awg0 = {
      type = "amneziawg";
      peers = [ {
        endpoint = "bogaledev.ru";
        allowedIPs = [ "::/0" "0.0.0.0/0" ];
      } ];
    };
    networkmanager = {
      enable = true;
      ensureProfiles = {
        environmentFiles = [ "/secrets/wifi.env" ];
        profiles.home-wifi = {
          wifi-security.key-mgmt = "sae";
          connection = {
            id = "home-wifi";
            type = "wifi";
          };
          ipv6 = {
            method = "manual";
            gateway = "fc01::1";
          };
          ipv4 = {
            method = "manual";
            gateway = "10.1.0.1";
          };
        };
      };
    };
  };
  environment.systemPackages = with pkgs; [
    jq
    sbctl
  ];
  services = {
    logind.settings.Login.HandleLidSwitch = "ignore";
    openssh = {
      enable = true;
      settings.PasswordAuthentication = false;
    };
    nginx = {
      enable = true;
      recommendedTlsSettings = true;
      recommendedGzipSettings = true;
      recommendedOptimisation = true;
      recommendedProxySettings = true;
      recommendedBrotliSettings = true;
    };
    dnsmasq = {
      enable = true;
      settings = {
        enable-ra = true;
        no-resolv = true;
        cache-size = 4096;
        bogus-priv = true;
        enable-tftp = true;
        interface = "enp1s0";
        domain-needed = true;
        tftp-root = "/srv/tftp";
        dhcp-boot = "grubx64.efi";
        dhcp-range = [ "10.2.0.2,10.2.255.254,12h"
        "fc02::2,fc02::ffff:ffff:ffff:ffff,12h" ];
        server = [ "2606:4700:4700::1112" "1.1.1.2"
        "2606:4700:4700::1002" "1.0.0.2" ];
      };
    };
  };
}