# Git
.git
.gitignore

# Documentation
README.md
*.md

# Environment files
.env
.env.local
.env.development.local
.env.test.local
.env.production.local

# Dependencies
node_modules
npm-debug.log*
yarn-debug.log*
yarn-error.log*

# Build outputs
frontend/build
dist
build

# Development tools
.vscode
.idea
*.swp
*.swo

# Testing
coverage
.nyc_output

# Logs
logs
*.log

# Runtime data
pids
*.pid
*.seed
*.pid.lock

# Optional npm cache directory
.npm

# Optional REPL history
.node_repl_history

# Output of 'npm pack'
*.tgz

# Yarn Integrity file
.yarn-integrity

# Docker
Dockerfile*
docker-compose*
.dockerignore

# OS generated files
.DS_Store
.DS_Store?
._*
.Spotlight-V100
.Trashes
ehthumbs.db
Thumbs.db

# Temporary files
*.tmp
*.temp

# Database files
*.db
*.sqlite

# SSL certificates (for security)
ssl/
*.pem
*.crt
*.key

# Backup files
*.bak
*.backup