# OS
.DS_Store
Thumbs.db

# Editor
.vscode/
.idea/
*.swp
*.swo

# Local overrides
*.local.md

# Environment and secrets
.env
.env.*
*.key
*.pem
credentials.*
secrets.*

# Node
node_modules/

# Logs
*.log

# Generated output (created by examples)
research-output.md
changelog-summary.md
hacker-news-top5.md
hn-summary-today.txt
project-scaffold/
