remove unnecessary options from configuration.nix

configuration.nix

@@ -17,19 +17,44 @@
   boot.loader.grub.device = "/dev/sda";
   boot.loader.grub.useOSProber = true;
 
-  networking.hostName = "nixos"; # Define your hostname.
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+  # Define a user account. Don't forget to set a password with ‘passwd’.
+  # FIXME
+  users.users.satoshi = {
+    isNormalUser = true;
+    description = "satoshi";
+    extraGroups = ["networkmanager" "wheel"];
+    packages = with pkgs; [
+      #  thunderbird
+    ];
+  };
 
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+  # 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
+  ];
+
+  # FIXME: Define your hostname.
+  networking.hostName = "host";
+  time.timeZone = "UTC";
+
+  services.openssh = {
+    enable = true;
+    settings.PasswordAuthentication = false;
+  };
+  
+  users.users.root = {
+    openssh.authorizedKeys.keys = [
+      # FIXME: Replace this with your SSH pubkey
+      "ssh-ed25519 AAAAC3..."
+    ];
+  };
 
   # Enable networking
   networking.networkmanager.enable = true;
 
-  # Set your time zone.
-  time.timeZone = "America/Chicago";
-
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
 
@@ -58,70 +83,6 @@
     xkbVariant = "";
   };
 
-  # Enable CUPS to print documents.
-  services.printing.enable = true;
-
-  # Enable sound with pipewire.
-  hardware.pulseaudio.enable = false;
-  security.rtkit.enable = true;
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-    # If you want to use JACK applications, uncomment this
-    #jack.enable = true;
-
-    # use the example session manager (no others are packaged yet so this is enabled by default,
-    # no need to redefine it in your config for now)
-    #media-session.enable = true;
-  };
-
-  # Enable touchpad support (enabled default in most desktopManager).
-  # services.xserver.libinput.enable = true;
-
-  # Define a user account. Don't forget to set a password with ‘passwd’.
-  # FIXME
-  users.users.satoshi = {
-    isNormalUser = true;
-    description = "satoshi";
-    extraGroups = ["networkmanager" "wheel"];
-    packages = with pkgs; [
-      #  thunderbird
-    ];
-  };
-
-  # Install firefox.
-  # programs.firefox.enable = true;
-
-  # 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
-    nh
-  ];
-
-  # Some programs need SUID wrappers, can be configured further or are
-  # started in user sessions.
-  # programs.mtr.enable = true;
-  # programs.gnupg.agent = {
-  #   enable = true;
-  #   enableSSHSupport = true;
-  # };
-
-  # List services that you want to enable:
-
-  # Enable the OpenSSH daemon.
-  # services.openssh.enable = true;
-
-  # Open ports in the firewall.
-  # networking.firewall.allowedTCPPorts = [ ... ];
-  # networking.firewall.allowedUDPPorts = [ ... ];
-  # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
-
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
   # on your system were taken. It‘s perfectly fine and recommended to leave