# Node.js and npm
node_modules/
npm-debug.log
yarn-error.log
yarn.lock
package-lock.json
pnp.js

# React build output
build/
dist/
out/

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

# Logs
logs/
*.log
*.log.*

# Dependency caches
.pnp.*
.eslintcache
.parcel-cache
.cache

# Editor and IDE files
.vscode/
.idea/
*.sublime-project
*.sublime-workspace

# Operating system files
.DS_Store
Thumbs.db

# Testing
coverage/
*.lcov

# Miscellaneous
temp/
tmp/
*.bak
*.swp
*.swo