Setup Development Tools

VerifiedCaution

Install development tools: MCP server, VSCode extension, and Playwright for E2E testing.

Sby Skills Guide Bot
DevOpsBeginner
7/22/2026
Claude Code
#setup#mcp#vscode-extension#playwright#npm

Recommended for

Automated summary

A slash command that installs and builds the repository's development tooling: the Too Many Cooks MCP server, the VSCode extension, or Chromium/Playwright for website E2E testing.

Strengths

  • Consolidates standard install procedures into one command (npm ci + build, vsix packaging, Playwright install)
  • Includes the step that registers the MCP server with Claude Code via `claude mcp add`
  • Documents ordering dependencies, such as building the MCP server before the VSCode extension

Limitations

  • Directory paths (too-many-cooks, too_many_cooks_vscode_extension, website) are hardcoded to this repository
  • Assumes Node/npm and the `code` CLI are already installed, with no pre-checks or error handling
  • No uninstall or update path for the tools it installs
When to use it

Use it when onboarding a machine or right after cloning the repo, to prepare the MCP server, VSCode extension, or Playwright test environment.

When not to use it

Avoid it if you need a portable installer for a different project, or if you just want to run the tests without reinstalling the tooling.

Security analysis

Caution
Quality score78/100

There is no destructive, obfuscated, or exfiltrating behavior: no curl|sh piping, no rm -rf, no credential or token handling, no network calls to arbitrary hosts. The risk profile comes from legitimate but powerful tooling — npm install scripts, npx fetching a remote package, and a Playwright install that escalates to the system package manager. That is typical of a dev-environment setup skill and warrants caution rather than a risky rating, but users should be aware the commands execute third-party code from the registry.

Findings
  • •Uses Bash to run `npm ci`, which executes arbitrary install/postinstall lifecycle scripts from dependencies
  • •Runs `npx @vscode/vsce` which downloads and executes a package from the npm registry at run time
  • •`npx playwright install --with-deps` invokes the system package manager (often with sudo/root) to install OS-level libraries
  • •No pinned versions or lockfile/dependency verification called out explicitly in the instructions
How this analysis is made

Examples

Build the MCP server
/setup mcp
Install Playwright for website tests
/setup playwright and then run the website test suite to confirm Chromium works
Package and install the VSCode extension
/setup extension — build the server first, then package and install the .vsix

name: setup-dev description: Install development tools (mcp | extension | playwright) disable-model-invocation: true allowed-tools: Bash

Setup Development Tools

Usage: /setup <tool>

  • mcp — Build the Too Many Cooks MCP server
  • extension — Build the VSCode extension
  • playwright — Install Chromium and Playwright for website E2E testing

MCP Server Setup

cd too-many-cooks && npm ci && npm run build

Add to Claude Code:

claude mcp add --transport http too-many-cooks http://localhost:4040/mcp

VSCode Extension Setup

Build the MCP server first (above), then:

cd too_many_cooks_vscode_extension
npm ci
npm run compile
npx @vscode/vsce package
code --install-extension *.vsix

Playwright Setup

cd website && npm ci
cd website && npx playwright install --with-deps chromium

Run website tests:

cd website && npm test

From the file to a first result

The download contains exactly the content displayed on this page. This copy may differ from the latest version in the source repository.

View the source and supporting files

This download contains SKILL.md only. Any scripts, references, templates and dependencies are not included. Get the required files from the source, preserving their directory structure, before continuing.

1. Download the file

Download SKILL.md

From the root of a test project, save the file as .skill-downloads/setup-development-tools-mrwak9bn/SKILL.md, or use the command below. This folder is for inspecting the skill before installation.

Command for macOS/Linux or WSL: requires a POSIX shell and curl. On Windows without WSL, use the download button and create the folder manually.

mkdir -p '.skill-downloads/setup-development-tools-mrwak9bn' && curl --fail --show-error --location 'https://skills-guides.com/api/skills/setup-development-tools-mrwak9bn/download' --output '.skill-downloads/setup-development-tools-mrwak9bn/SKILL.md.part' && mv '.skill-downloads/setup-development-tools-mrwak9bn/SKILL.md.part' '.skill-downloads/setup-development-tools-mrwak9bn/SKILL.md'

2. Check prerequisites

Read SKILL.md before using it. If it references scripts or external services, inspect them and prepare the required access in your test environment.

Tools declared by the author (check availability in your agent): Bash

No recognized prerequisites section in this file. This does not mean it is self-contained: libraries, tools and access requirements may be mentioned elsewhere in the content or source repository.

The platforms on this page are catalog indications. The paths below follow tool documentation; they do not prove this skill has been run in those tools. No minimum tool version is confirmed for this listing.

3. Load the skill

After inspection, copy the complete folder into your project using one of the commands below, then open a new tool session. The command stops if a folder with the same name already exists: compare the files before replacing it.

Claude Code
test -f '.skill-downloads/setup-development-tools-mrwak9bn/SKILL.md' && test -s '.skill-downloads/setup-development-tools-mrwak9bn/SKILL.md' && mkdir -p '.claude/skills' && test ! -e '.claude/skills/setup-dev' && cp -R '.skill-downloads/setup-development-tools-mrwak9bn' '.claude/skills/setup-dev'

OpenSkills

OpenSkills must already be installed. The local install/read procedure is checked with OpenSkills 1.5.0, which requires Node.js ≥ 20.6.0. Catalog slugs are not resolved automatically.

Official OpenSkills installation
openskills install './.skill-downloads/setup-development-tools-mrwak9bn'

openskills read 'setup-development-tools-mrwak9bn'

Reading should display the installed file content and its base directory. It does not run the skill or install its dependencies.

For an agent that reads AGENTS.md, then sync the index. This command changes AGENTS.md: review the diff before using it.

openskills sync

Manual method or another tool: attach SKILL.md to a conversation, or open it in an agent that can read files. Include any required supporting resources. No universal folder is recognized by every tool.

4. Try a first task

Use a short, synthetic input: an API endpoint, a small document or an interface brief. In a new conversation, attach the file or give the agent its path, then adapt this request:

Read .skill-downloads/setup-development-tools-mrwak9bn/SKILL.md and apply its instructions to this example: [describe a test input]. Identify any missing files, dependencies or access. Produce the result requested by the skill without inventing data or running unreviewed scripts.

Expected result: output matching the skill instructions, or a precise list of missing prerequisites. A read confirmation alone does not validate a first use. If an external resource is unavailable, that path remains untested.

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