chore(agents): disable global skills

modules/agents/claude-code/claude-code.nix

@@ -36,8 +36,7 @@ in
       programs.claude-code = {
         enable = true;
 
-        # One directory per skill, symlinked under ~/.claude/skills.
+        skills = { };
-        skills = ./skills;
 
         # Installed under ~/.claude/hooks, referenced by the settings below.
         hooks."agent-sudo-guard.sh" = builtins.readFile ./hooks/agent-sudo-guard.sh;

modules/agents/skills.nix

@@ -1,32 +1,12 @@
 {
   config,
   inputs,
-  pkgs,
   ...
 }:
-# Global agent skills, placed under the skills directory so they are active in
-# every project.
 let
   user = config.user.name;
-
-  # The skills installed globally, as derivations from the skills flake.
-  # grill interviews the operator relentlessly to resolve a plan before building.
-  # design-skill drafts and audits Agent Skills for structural predictability.
-  # wayfinder, research, prototype, slice, and subagents guide work from exploration through implementation tickets and delegation.
-  # implement, test-driven-development, and review guide execution and validation once tickets are ready.
-  skills = with inputs.skills.packages.${pkgs.stdenv.hostPlatform.system}; [
-    grill
-    design-skill
-    research
-    prototype
-    slice
-    subagents
-    implement
-    test-driven-development
-    review
-  ];
 in
 {
   home-manager.sharedModules = [ inputs.skills.homeModules.default ];
-  home-manager.users.${user}.programs.agents.skills = skills;
+  home-manager.users.${user}.programs.agents.skills = [ ];
 }