- Updated Dockerfile to standardize environment variable syntax and improve readability.
- Added new CSS variables for chart grid color and enhanced dark theme contrast for CPU chart statistics.
- Modified index.html to utilize new CSS variables for better theme adaptability and improved chart rendering.
- Updated .dockerignore and .gitignore for better file management.
- Introduced .env.example for environment variable configuration.
- Added docker-compose.dev.yml for development with mock data and live reload.
- Enhanced Dockerfile to include necessary dependencies and entrypoint script.
- Created mock_data.py to provide sample data for testing without OpenStack/Prometheus.
- Added unit tests for template filters in dashboard.
- Cleaned up various files for consistency and improved readability.
