feat: Complete Intelligence Library + Jumpstart Fix + Frontend Plugins

Intelligence Library:
- Add full CRUD managers for Avatar Variants, Spintax, Cartesian Patterns
- Update GeoIntelligenceManager to work with cluster/location structure
- Create reusable DataTable, CRUDModal, DeleteConfirm components
- Add TanStack Table for sorting/filtering/pagination
- Add React Hook Form + Zod for form validation
- Add export to JSON functionality
- Add real-time stats dashboards
- Update all Intelligence Library pages to use React components

Jumpstart Fix:
- Fix 'Error: undefined' when creating generation jobs
- Change from storing 1456 posts to config-only approach
- Store WordPress URL and auth instead of full inventory
- Improve error logging to show actual error messages
- Engine will fetch posts directly from WordPress

Frontend Master Upgrade:
- Install nanostores for state management
- Add enhanced Directus client with auth and realtime
- Configure PWA with offline support
- Enable auto-sitemap generation for SEO
- Add Partytown for web worker analytics
- Implement image optimization
- Add bundle visualizer and Brotli compression
- Create sidebar state management

Bug Fixes:
- Fix colspan typo in ArticleList
- Suppress Vite plugin type conflicts (cosmetic only)
- Update data structures to match actual Directus schema

Documentation:
- Add data structure documentation
- Add manual fix guides for Intelligence Library
- Add schema migration scripts
- Document all new features and fixes

All components tested and ready for deployment.

frontend/src/components/admin/seo/ArticleList.tsx

@@ -77,7 +77,7 @@ export default function ArticleList({ initialArticles = [] }: Props) {
                             </TableRow>
                         )) : (
                             <TableRow>
-                                <TableCell colspan={6} className="text-center text-slate-500 py-8">
+                                <TableCell colSpan={6} className="text-center text-slate-500 py-8">
                                     No articles found.
                                 </TableCell>
                             </TableRow>