add apps

modules/applications/codex-desktop/darwin.nix

@@ -0,0 +1,8 @@
+{
+  # The former Codex app cask is deprecated in favor of ChatGPT, whose desktop
+  # application includes the current Codex experience on macOS.
+  homebrew = {
+    enable = true;
+    casks = [ "chatgpt" ];
+  };
+}

modules/applications/codex-desktop/meta.nix

@@ -0,0 +1,10 @@
+{ inputs, ... }:
+{
+  description = "Codex Desktop for Linux";
+
+  includes = [ "applications.codex" ];
+
+  imports.nixos = [
+    inputs.codex-desktop-linux.nixosModules.default
+  ];
+}

modules/applications/codex-desktop/nixos.nix

@@ -0,0 +1,37 @@
+{
+  inputs,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  codexCliPackage = inputs.llm-agents.packages.${pkgs.stdenv.hostPlatform.system}.codex;
+  codexDesktopPackage =
+    inputs.codex-desktop-linux.packages.${pkgs.stdenv.hostPlatform.system}.codex-desktop-computer-use-ui;
+  launcher = pkgs.makeDesktopItem {
+    name = "codex";
+    desktopName = "Codex";
+    genericName = "ChatGPT Desktop";
+    comment = "Run Codex Desktop";
+    exec = "env CODEX_CLI_PATH=${lib.getExe' codexCliPackage "codex"} BAMF_DESKTOP_FILE_HINT=codex.desktop CHROME_DESKTOP=codex.desktop ${lib.getExe' codexDesktopPackage "codex-desktop"} %u";
+    icon = "codex-desktop";
+    terminal = false;
+    categories = [ "Development" ];
+    startupNotify = true;
+    startupWMClass = "codex-desktop";
+    actions.new-window = {
+      name = "New Window";
+      exec = "env CODEX_CLI_PATH=${lib.getExe' codexCliPackage "codex"} BAMF_DESKTOP_FILE_HINT=codex.desktop CHROME_DESKTOP=codex.desktop CODEX_MULTI_LAUNCH=1 ${lib.getExe' codexDesktopPackage "codex-desktop"} --new-instance";
+    };
+  };
+in
+{
+  programs.codexDesktopLinux = {
+    enable = true;
+    package = codexDesktopPackage;
+    cliPackage = codexCliPackage;
+    computerUseUi.enable = true;
+  };
+
+  environment.systemPackages = [ launcher ];
+}