{ config, lib, pkgs, ... }:
let
  user = "dominik";
  home = "/home/${user}";
  npmPrefix = "${home}/.npm-global";
  node = pkgs.nodejs; # or pkgs.nodejs_20
in {
  home-manager.users.dominik = { config, lib, pkgs, ... }: {
    home.packages = with pkgs; [
    ];

    home.activation.installClaudeCode = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
      export PATH=${node}/bin:${pkgs.gnutar}/bin:${pkgs.gzip}/bin:${pkgs.unzip}/bin:${pkgs.curl}/bin:$PATH
      mkdir -p ${npmPrefix}
      if [ ! -x "${npmPrefix}/bin/claude" ]; then
        echo "Installing @anthropic-ai/claude-code globally..."
        # --global uses prefix from ~/.npmrc; PATH has node for postinstall
        ${node}/bin/npm install -g @anthropic-ai/claude-code
      fi
    '';

    home.activation.addChromeDevtoolsMCP = lib.hm.dag.entryAfter [ "installClaudeCli" ] ''
      # Add via STDIO transport: Claude spawns `npx -y chrome-devtools-mcp ...`
      # Browser must be running with remote debugging on 127.0.0.1:9222.
      if ${config.home.homeDirectory}/.nix-profile/bin/claude mcp add --help >/dev/null 2>&1; then
        ${config.home.homeDirectory}/.nix-profile/bin/claude mcp add --scope user chrome-devtools \
          -- npx -y chrome-devtools-mcp --browserUrl=http://127.0.0.1:9222 || true
      fi
    '';
  };

}