- Remove legacy themes (black-orange, minimal) with old .tpl structure
- Create new minimal theme with proper qsgen3 structure:
- Complete layouts/ directory with all required templates
- Modern CSS with responsive design and clean styling
- Proper theme documentation in README.md
- Update THEMES-HOWTO.md to accurately reflect theme behavior:
- Clarify complete layout override (no fallback to defaults)
- Document included minimal theme example
- Correct layout processing documentation
- Update site.conf to use new minimal theme CSS path
- Ensure themes are complete packages when specified
- Add THEMES-HOWTO.md: Complete guide for creating and customizing themes
- Remove theme sections from how-it-works.md to avoid duplication
- Update migration script to place all blog posts in single directory
- Streamline documentation structure for better organization
