- Add Medium blog post link about slash commands to README files
- Convert claude-howto-logo.svg to PNG format (1024x256)
- Replace old claude-ai-icon.webp with new logo
- Update .gitignore to exclude blog-posts directory
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
