feat: add slides generation tool with multiple slide types

- Add slides.tool.ts with support for title, bullets, chart, stats, table, cards, timeline, quote, comparison, equation, image, summary slide types
- Chart types: bar, horizontal-bar, line, donut, radar
- Integrate with agent executor and canvas system
- Add multilingual support (en/fr)
- Various UI improvements and bug fixes

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

memento-note/locales/fr.json

@@ -539,13 +539,20 @@
       "slides": "Générer Slides",
       "sectionLabel": "Outils de Génération",
       "theme": "Thème",
-      "themeArchitecturalMono": "Architectural Mono",
+      "themeAuto": "Automatique (IA choisit)",
+        "themeArchitecturalMono": "Architectural Mono",
       "themeVibrantTech": "Tech vibrant",
       "themeMinimalSilk": "Soie minimaliste",
       "style": "Style",
       "styleProfessional": "Professionnel",
       "styleCreative": "Créatif",
       "styleBrutalist": "Brutaliste",
+      "template": "Gabarit",
+      "templateAuto": "Auto (l'IA décide)",
+      "templateBoard": "Mise à jour direction",
+      "templateProject": "Statut de projet",
+      "templateStrategy": "Revue stratégique",
+      "templateQuarterly": "Résultats trimestriels",
       "diagram": "Générer Diagramme",
       "diagramReadyHint": "Convertir en flux visuel",
       "diagramType": "Type de Diagramme",
@@ -638,6 +645,7 @@
     "readyToast": "Prêt !",
     "downloadFailedToast": "Échec du téléchargement",
     "pptxDownloadButton": "Télécharger .pptx",
+    "viewSlidesButton": "Voir la présentation",
     "presentationReadyBadge": "Présentation prête",
     "openInLabTitle": "Ouvrir dans le Lab",
     "inlineSummaryMarkdown": "**Résumé :**",
@@ -2303,7 +2311,22 @@
     "exportDefaultNoteTitle": "Synthèse",
     "exportOpening": "Ouverture…",
     "ownerBadge": "Propriétaire",
-    "waveBadge": "Vague {wave}"
+    "waveBadge": "Vague {wave}",
+    "exampleSeed1": "Comment simplifier ma routine matinale ?",
+    "exampleSeed2": "Idées pour un projet créatif ce weekend",
+    "exampleSeed3": "Systèmes pour mieux gérer mon énergie",
+    "exampleSeed4": "Ce que j'ai appris cette semaine",
+    "summarize": "Synthèse IA",
+    "summaryError": "Impossible de générer la synthèse",
+    "regenerateSummary": "Regénérer",
+    "exportAsNote": "Exporter en note",
+    "exportModalTitle": "Bilan de session",
+    "viewCanvas": "Canevas",
+    "viewList": "Liste",
+    "ideasCount": "idées",
+    "star": "Mettre en favori",
+    "unstar": "Retirer des favoris",
+    "renameSession": "Renommer la session"
   },
   "byokSettings": {
     "title": "Vos clés API (BYOK)",