- Dynamic miller column sizing with flexbox layout - Root column (160px), middle slices (48px), active column (flex) - Auto-scroll browser to rightmost column on navigation - Offline indicator UI and IndexedDB cache integration - /api/documents endpoint for client-side document caching - Breadcrumb navigation in document content area - FTS5 search with SQLite virtual table - Client-side Mermaid and KaTeX rendering via CDN - Deep sample content (advanced-topics/raft-deep-dive) - Border removal (only search button keeps radius) - Full viewport layout with proper borders between sidebar/content
- Add mise.toml with pnpm latest - Create root workspace with pnpm-workspace.yaml - Upgrade TypeScript from 5.9.3 to 6.0.3 in apps/web - Add vite-env.d.ts for CSS module type declarations - Switch from npm to pnpm package management
