- Implemented secure OAuth 2.0 flow with browser-based login
- Added automatic token storage using OS keychain (keytar)
- Created new authentication tools (facebook_login, facebook_logout, facebook_check_auth)
- Enhanced Facebook API client with token management
- Updated documentation for OAuth setup instead of manual tokens
- Maintained backward compatibility with manual token configuration
- Successfully tested with BruteForce.AI Facebook app

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>