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git-hooks-setup

git hooks setup

SKILL.md

Full skill instructions

Git Hooks Setup

Table of Contents

Overview

Configure Git hooks to enforce code quality standards, run automated checks, and prevent problematic commits from being pushed to shared repositories.

When to Use

  • Pre-commit code quality checks
  • Commit message validation
  • Preventing secrets in commits
  • Running tests before push
  • Code formatting enforcement
  • Linting configuration
  • Team-wide standards enforcement

Quick Start

Minimal working example:

#!/bin/bash
# setup-husky.sh

# Install Husky
npm install husky --save-dev

# Initialize Husky
npx husky install

# Create pre-commit hook
npx husky add .husky/pre-commit "npm run lint"

# Create commit-msg hook
npx husky add .husky/commit-msg 'npx --no -- commitlint --edit "$1"'

# Create pre-push hook
npx husky add .husky/pre-push "npm run test"

# Create post-merge hook
npx husky add .husky/post-merge "npm install"

Reference Guides

Detailed implementations in the references/ directory:

GuideContents
Husky Installation and ConfigurationHusky Installation and Configuration
Pre-commit Hook (Node.js)Pre-commit Hook (Node.js)
Commit Message ValidationCommit Message Validation
Commitlint ConfigurationCommitlint Configuration, Pre-push Hook (Comprehensive)
Pre-commit Framework (Python)Pre-commit Framework (Python)
Secret Detection HookSecret Detection Hook, Husky in package.json

Best Practices

✅ DO

  • Enforce pre-commit linting and formatting
  • Validate commit message format
  • Scan for secrets before commit
  • Run tests on pre-push
  • Skip hooks only with --no-verify (rarely)
  • Document hook requirements in README
  • Use consistent hook configuration
  • Make hooks fast (< 5 seconds)
  • Provide helpful error messages
  • Allow developers to bypass with clear warnings

❌ DON'T

  • Skip checks with --no-verify
  • Store secrets in committed files
  • Use inconsistent implementations
  • Ignore hook errors
  • Run full test suite on pre-commit