chore: add a new host and make a few adjustments

modules/common/custom-options.nix

@@ -1,11 +1,17 @@
-{ lib, pkgs, ... }:
-
-{
+{ config, lib, pkgs, ... }: let
+  inherit (lib) mkOption types;
+in {
   options = {
-    onLinux = lib.mkOption {
-      type = lib.types.bool;
+    onLinux = mkOption {
+      type = types.bool;
       default = pkgs.stdenv.isLinux;
       description = "Whether the system is running on Linux";
     };
+
+    isServer = mkOption {
+      type = types.bool;
+      default = config.nixpkgs.hostPlatform.isAarch64;
+      description = "Whether the system is a server. Determined by the processor architecture.";
+    };
   };
 }

modules/common/ghostty.nix

@@ -1,30 +1,29 @@
 { pkgs, ... }: {
-# TODO: this
-  # environment.variables = {
-  #   TERMINAL = "ghostty";
-  # };
-  #
-  # home-manager.sharedModules = [{
-  #   programs.ghostty = {
-  #     enable = true;
-  #     package = pkgs.ghostty;
-  #
-  #     clearDefaultKeybinds = false;
-  #     settings = {
-  #       theme = "tokyonight";
-  #       font-family = "JetBrainsMono NL NFM Medium";
-  #       font-size = 16;
-  #
-  #       shell-integration-features = "no-cursor";
-  #
-  #       cursor-style = "block";
-  #       background-opacity = 1;
-  #
-  #       background-blur-radius = 0;
-  #
-  #       gtk-titlebar = false;
-  #       mouse-hide-while-typing = true;
-  #     };
-  #   };
-  # }];
+  environment.variables = {
+    TERMINAL = "ghostty";
+  };
+
+  home-manager.sharedModules = [{
+    programs.ghostty = {
+      enable = true;
+      package = pkgs.ghostty;
+
+      clearDefaultKeybinds = false;
+      settings = {
+        theme = "tokyonight";
+        font-family = "JetBrainsMono NL NFM Medium";
+        font-size = 16;
+
+        shell-integration-features = "no-cursor";
+
+        cursor-style = "block";
+        background-opacity = 1;
+
+        background-blur-radius = 0;
+
+        gtk-titlebar = false;
+        mouse-hide-while-typing = true;
+      };
+    };
+  }];
 }

modules/common/packages.nix

@@ -8,6 +8,10 @@ in {
       neovim
       vim
       home-manager
+
+      gcc
+      gnumake
+      automake
     ;
   };
 }