Refactor host configs

hosts/server.nix

@@ -1,49 +1,11 @@
 { config, lib, pkgs, ... }:
 
 {
-  time.timeZone = "Europe/London";
-
-  i18n.defaultLocale = "en_GB.UTF-8";
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "en_GB.UTF-8";
-    LC_IDENTIFICATION = "en_GB.UTF-8";
-    LC_MEASUREMENT = "en_GB.UTF-8";
-    LC_MONETARY = "en_GB.UTF-8";
-    LC_NAME = "en_GB.UTF-8";
-    LC_NUMERIC = "en_GB.UTF-8";
-    LC_PAPER = "en_GB.UTF-8";
-    LC_TELEPHONE = "en_GB.UTF-8";
-    LC_TIME = "en_GB.UTF-8";
-  };
-
-  console.keyMap = "uk";
-
-  documentation.enable = false;
-
-  services.openssh = {
-    enable = true;
-    settings = {
-      KbdInteractiveAuthentication = false;
-      PasswordAuthentication = false;
-      PermitRootLogin = "no";
-    };
-  };
-
-  environment.systemPackages = with pkgs; [
-    git
-    neovim
+  imports = [
+    ./common.nix
   ];
 
-  nix = {
-    settings = {
-      auto-optimise-store = true;
-    };
-    gc = {
-      automatic = true;
-      dates = "weekly";
-      options = "-d --delete-older-than 7d";
-    };
-  };
+  documentation.enable = false;
 
   modules.networking.tailscale = {
     enable = true;