Extend state machine module with callback infrastructure including:
- Pre/post/error transition callbacks with registry
- Signal-based transition notifications
- Callback configuration and monitoring support
- Helper functions for callback registration
- Improved park ride count updates with FSM integration
- Add complete backend/ directory with full Django application
- Add frontend/ directory with Vite + TypeScript setup ready for Next.js
- Add comprehensive shared/ directory with:
- Complete documentation and memory-bank archives
- Media files and avatars (letters, park/ride images)
- Deployment scripts and automation tools
- Shared types and utilities
- Add architecture/ directory with migration guides
- Configure pnpm workspace for monorepo development
- Update .gitignore to exclude .django_tailwind_cli/ build artifacts
- Preserve all historical documentation in shared/docs/memory-bank/
- Set up proper structure for full-stack development with shared resources
