- Add separate header_style setting (hero/standard/minimal/none) that can
be combined with any layout type (grid/masonry/carousel/timeline/mosaic)
- Create HeroHeader and HeroDivider components for reusable hero section
- Add hero_divider_style setting (wave/straight/angle/curve/none)
- Add database migration for header_style and hero_divider_style columns
- Remove deprecated HeroGalleryLayout component
- Fix various TypeScript errors across the codebase:
- Add missing type properties (css_template_id, updatedAt, justified settings)
- Fix null handling for event_date and expires_at fields
- Fix translation function calls and i18n config
- Remove unused imports and variables