v0.4.1 - Docker Dev Environment Fixes

- Fixed Docker development environment with default admin credentials (admin/admin)
- Fixed demo cluster generation by including scripts directory in Docker image
- Fixed cluster filtering to properly hide deactivated clusters from dashboard dropdown
- Fixed cluster database import path issue causing all clusters to show regardless of active status

- Added automatic fallback support for both data/ and weekly-data/ directory structures
- Improved cluster filtering to read database directly without cross-package imports
- Added ADMIN_USERS environment variable to docker-compose.yml for local development