feat(notes): liens internes, onglet Réseau, living blocks et consentement IA

Rend les liens entre notes visibles et persistants (sync NoteLink au save, auto-save, graphe réseau rafraîchi), ajoute living blocks, Memory Echo, recherche globale, consentement IA explicite et consolide les prototypes design en architectural-grid.

Co-authored-by: Cursor <cursoragent@cursor.com>

memento-note/components/batch-organization-dialog.tsx

@@ -15,6 +15,7 @@ import { Wand2, Loader2, ChevronRight, CheckCircle2 } from 'lucide-react'
 import { getNotebookIcon } from '@/lib/notebook-icon'
 import { toast } from 'sonner'
 import { useLanguage } from '@/lib/i18n'
+import { useAiConsent } from '@/components/legal/ai-consent-provider'
 import type { OrganizationPlan, NotebookOrganization } from '@/lib/ai/services'
 
 interface BatchOrganizationDialogProps {
@@ -29,6 +30,7 @@ export function BatchOrganizationDialog({
   onNotesMoved,
 }: BatchOrganizationDialogProps) {
   const { t, language } = useLanguage()
+  const { requestAiConsent } = useAiConsent()
   const [plan, setPlan] = useState<OrganizationPlan | null>(null)
   const [loading, setLoading] = useState(false)
   const [applying, setApplying] = useState(false)
@@ -40,6 +42,12 @@ export function BatchOrganizationDialog({
     setLoading(true)
     setFetchError(null)
     try {
+      const consented = await requestAiConsent()
+      if (!consented) {
+        setLoading(false)
+        return
+      }
+
       const response = await fetch('/api/ai/batch-organize', {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },