Phase 2.1: Block-Based Editor
- TipTap/ProseMirror editor with StarterKit extensions
- Rich text toolbar (bold, italic, underline, strikethrough, headings, lists)
- Slash command menu with 9 block types (headings, lists, code, quote, divider)
- Markdown shortcuts and task list support
- Code blocks with lowlight syntax highlighting
Phase 2.2: Note CRUD & Organization
- Note sidebar with search/filter
- Note editor with auto-saving
- Zustand store with localStorage persistence
- API client for CRUD operations
- Optimistic UI updates
Phase 2.3: Full-Text Search
- API endpoint with PostgreSQL ILIKE search
- Frontend search input with result filtering
Phase 2.4: Bidirectional Linking
- Link extension configured in TipTap
- Note list with date formatting and tag display
