Make config more configurable

nix/modules/home/dev.nix

@@ -1,13 +1,52 @@
-{ config, pkgs, ... }:
+{ config, pkgs, lib, ... }:
 
+let
+  cfg = config.dot.llm;
+in
 {
-  programs.direnv = {
-    enable = true;
-    enableZshIntegration = true;
-    nix-direnv.enable = true;
+  options.dot.llm = {
+    enable = lib.mkEnableOption "LLM tools";
+    claude-code.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Enable claude-code";
+    };
+    opencode.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Enable opencode";
+    };
+    gemini-cli.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = false;
+      description = "Enable gemini-cli";
+    };
+    bubblewrap.enable = lib.mkOption {
+      type = lib.types.bool;
+      default = pkgs.stdenv.isLinux;
+      description = "Enable bubblewrap (Linux only)";
+    };
   };
 
-  home.packages = with pkgs; [
-    visidata
+  config = lib.mkMerge [
+    {
+      programs.direnv = {
+        enable = true;
+        enableZshIntegration = true;
+        nix-direnv.enable = true;
+      };
+
+      home.packages = with pkgs; [
+        visidata
+      ];
+    }
+    
+    (lib.mkIf cfg.enable {
+      home.packages =
+        (lib.optional cfg.claude-code.enable pkgs.claude-code) ++
+        (lib.optional cfg.opencode.enable pkgs.opencode) ++
+        (lib.optional cfg.gemini-cli.enable pkgs.gemini-cli) ++
+        (lib.optional (cfg.bubblewrap.enable && pkgs.stdenv.isLinux) pkgs.bubblewrap);
+    })
   ];
-}
+}