skills.sh

home/skills.nix

@@ -0,0 +1,75 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}: let
+  globalSkills = [
+    {
+      name = "rams";
+      source = "https://github.com/brianlovin/claude-config";
+    }
+    {
+      name = "agent-browser";
+      source = "https://github.com/vercel-labs/agent-browser";
+    }
+    {
+      name = "find-skills";
+      source = "https://github.com/vercel-labs/skills";
+    }
+    {
+      name = "frontend-design";
+      source = "https://github.com/anthropics/skills";
+    }
+    {
+      name = "next-best-practices";
+      source = "https://github.com/vercel-labs/next-skills";
+    }
+    {
+      name = "turborepo";
+      source = "https://github.com/vercel/turborepo";
+    }
+  ];
+
+  manifestHash = builtins.hashString "sha256" (builtins.toJSON globalSkills);
+
+  installCommands = lib.concatMapStringsSep "\n" (skill: ''
+    "${pkgs.nodejs_22}/bin/npx" skills add ${lib.escapeShellArg skill.source} --skill ${lib.escapeShellArg skill.name} -g -y
+  '') globalSkills;
+
+  missingChecks = lib.concatMapStringsSep "\n" (skill: ''
+    if [ ! -e "$HOME/.agents/skills/${skill.name}" ]; then
+      needs_sync=1
+    fi
+  '') globalSkills;
+in {
+  home.activation.ensureGlobalSkills = lib.hm.dag.entryAfter ["writeBoundary"] ''
+    state_dir="${config.xdg.stateHome}/skills"
+    stamp_file="$state_dir/global-skills-manifest.sha256"
+    desired_hash=${lib.escapeShellArg manifestHash}
+    needs_sync=0
+
+    mkdir -p "$state_dir" "$HOME/.agents/skills"
+
+    if [ ! -f "$stamp_file" ] || [ "$(cat "$stamp_file")" != "$desired_hash" ]; then
+      needs_sync=1
+    fi
+
+    ${missingChecks}
+
+    if [ "$needs_sync" -eq 1 ]; then
+      export PATH="${lib.makeBinPath [
+        pkgs.nodejs_22
+        pkgs.git
+        pkgs.coreutils
+        pkgs.findutils
+        pkgs.gnugrep
+        pkgs.gnused
+      ]}:$PATH"
+
+      ${installCommands}
+
+      printf '%s\n' "$desired_hash" > "$stamp_file"
+    fi
+  '';
+}