- Restructure from 12 slides to 21 slides with proper section navigation
- Split into pages/ for modular maintenance (15 page files)
- Use frankfurt theme: cover layout, Item component, section frontmatter
- Remove all two-cols layouts to avoid rendering issues
- Add rich content from tmp/ docs: Eino pipeline, prompt agent, async tasks, data model, deployment
- Use Item component for structured content blocks
- Add mermaid ER diagram for data model
- Add Go code block for pipeline type definitions