make cushy follow same conventions as airy

nixos/boxes/cushy/default.nix

@@ -17,11 +17,8 @@
   nix.settings.experimental-features = "nix-command flakes";
 
   nix.settings.ssl-cert-file = "/etc/nix/ca_cert.pem";
-  programs.zsh.enable = true; # default shell on catalina
-
   system.stateVersion = 4;
 
-  # The platform the configuration will be used on.
   nixpkgs.hostPlatform = "aarch64-darwin";
 
   fonts.packages = with pkgs; [
@@ -38,7 +35,9 @@
 
   homebrew.enable = true;
   homebrew.casks = [
+    "alfred"
     "caffeine"
+    "ghostty"
     "jetbrains-toolbox"
     "maccy"
     "utm"
@@ -60,12 +59,11 @@
   ];
   home-manager.users."Cyryl.Plotnicki" = {...}: {
     imports = [
-      ../../home-manager/programs/kitty.nix
     ];
-    programs.kitty.settings.hide_window_decorations = lib.mkForce false;
 
     home.sessionPath = ["$HOME/bin" "/Users/Cyryl.Plotnicki/Library/Application Support/JetBrains/Toolbox/scripts"];
     home.packages = with pkgs; [];
+    programs.zsh.localVariables = {"SSL_CERT_FILE" = "/etc/nix/ca_cert.pem";};
     programs = {
       git.userEmail = "cyryl.plotnicki@cushon.co.uk";
     };

nixos/zsh/home.nix

@@ -7,6 +7,7 @@
     atuin.enableZshIntegration = true;
     zsh = {
       enable = true;
+      enableVteIntegration = true;
       history = {
         size = 102400;
         save = 102400;