feat: add separate skill lists per target (claudeCodeSkills, openCodeSkills)

modules/ai-skills.nix

@@ -4,15 +4,9 @@ with lib;
 
 let
   cfg = config.services.ai-skills;
-in {
-  options.services.ai-skills = {
-    enable = mkEnableOption "AI agent skills for Claude Code and OpenCode";
 
-    skills = mkOption {
-      type = types.listOf types.str;
-      default = [];
-      description = ''
-        List of skills to deploy. Available skills:
+  skillsList = ''
+    Available skills:
     - niri-window-capture: Invisibly capture window screenshots
     - screenshot-latest: Find latest screenshots
     - tufte-press: Generate study card JSON
@@ -22,8 +16,9 @@ in {
     - web-search: Search the web via Claude
     - web-research: Deep web research with multiple backends
   '';
-      example = [ "worklog" "web-search" ];
-    };
+in {
+  options.services.ai-skills = {
+    enable = mkEnableOption "AI agent skills for Claude Code and OpenCode";
 
     skillsPath = mkOption {
       type = types.path;
@@ -31,24 +26,26 @@ in {
       description = "Path to skills repository (e.g., ~/proj/skills/skills)";
     };
 
-    enableClaudeCode = mkOption {
-      type = types.bool;
-      default = true;
-      description = "Deploy skills to Claude Code (~/.claude/skills/)";
+    # Per-target skill lists
+    claudeCodeSkills = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      description = "Skills to deploy to Claude Code (~/.claude/skills/). ${skillsList}";
+      example = [ "worklog" "niri-window-capture" ];
     };
 
-    enableOpenCode = mkOption {
-      type = types.bool;
-      default = true;
-      description = "Deploy skills to OpenCode (~/.config/opencode/skills/)";
+    openCodeSkills = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      description = "Skills to deploy to OpenCode (~/.config/opencode/skills/). ${skillsList}";
+      example = [ "worklog" "web-search" ];
     };
   };
 
   config = mkIf cfg.enable {
-    # Deploy skills to Claude Code
     home.file = mkMerge [
       # Claude Code skills
-      (mkIf cfg.enableClaudeCode (
+      (mkIf (cfg.claudeCodeSkills != []) (
         builtins.listToAttrs (
           map (skillName: {
             name = ".claude/skills/${skillName}";
@@ -56,12 +53,12 @@ in {
               source = "${cfg.skillsPath}/${skillName}";
               recursive = true;
             };
-          }) cfg.skills
+          }) cfg.claudeCodeSkills
         )
       ))
 
       # OpenCode skills
-      (mkIf cfg.enableOpenCode (
+      (mkIf (cfg.openCodeSkills != []) (
         builtins.listToAttrs (
           map (skillName: {
             name = ".config/opencode/skills/${skillName}";
@@ -69,7 +66,7 @@ in {
               source = "${cfg.skillsPath}/${skillName}";
               recursive = true;
             };
-          }) cfg.skills
+          }) cfg.openCodeSkills
         )
       ))
     ];