1.4.0

🛠️ Maintenance

• Added __slots__ for middleware
• Bump version for pre-commit
• Added optional dependencies by @TheJecksMan in #5
• Added cache for actions/setup-python to improve performance

🐛 Fixes

• Fixed launching of examples during development by @TheJecksMan in #6

Full Changelog: 1.3.1...1.4.0