bootstrap and system config improvements

hosts/xps15/configuration.nix

@@ -27,17 +27,35 @@
   };
 
   services.automatic-timezoned.enable = true;
+  services.geoclue2.enable = true;
+  services.pcscd.enable = true;
   i18n.defaultLocale = "en_US.UTF-8";
 
   security.pam.services.hyprlock = {};
 
+  security.doas = {
+    enable = true;
+    extraRules = [{
+      groups = [ "wheel" ];
+      persist = true;
+      keepEnv = true;
+    }];
+  };
+
+  environment.binsh = "${pkgs.dash}/bin/dash";
+
   users.users.barrett = {
     isNormalUser = true;
     extraGroups = [ "wheel" "docker" "libvirt" "storage" "power" ];
     shell = pkgs.zsh;
   };
 
-  programs.zsh.enable = true;
+  programs.zsh = {
+    enable = true;
+    shellInit = ''
+      export ZDOTDIR="$HOME/.config/zsh"
+    '';
+  };
   programs.hyprland.enable = true;
 
   hardware.nvidia = {
@@ -93,6 +111,7 @@
     vim
     wget
     git
+    dash
     ntfs3g
     efibootmgr
     dmidecode