fix: full i18n for Graph View help section

- Intro paragraph tagged + translated
- 8 LI descriptions wrapped in data-i18n spans
- 10 existing EN translations fixed
- Title: Vue Graphe → Graph View
- Barnes-Hut paragraph translated

frontend/locales/en.json

@@ -690,7 +690,7 @@
   "auto.f346076a": "✏️ Advanced Editing",
   "auto.695d9e47": "CodeMirror 6 Editor",
   "auto.ef8c5f4d": "The built-in editor offers a complete editing experience:",
-  "auto.aa8ca265": "The view uses the Barnes-Hut algorithm to calculate",
+  "auto.aa8ca265": "The view uses the Barnes-Hut algorithm to calculate the layout in O(n log n), ensuring smooth performance even with hundreds of nodes.",
   "auto.337d8626": "Light/dark theme",
   "auto.1a8a8118": "Drag and drop",
   "auto.9122fd5c": "Advanced configuration",
@@ -858,14 +858,14 @@
   "help.desc_9f78b3ec": ":\n                                    Easier navigation in long files",
   "help.desc_065f53ee": ": Silent auto-save after 2s of inactivity, green confirmation flash",
   "help.desc_c8532869": ": Completion, rewrite, translation (see",
-  "help.desc_e23c94dd": ": Dans la\n                                    barre d'outils (le cas échéant)",
-  "help.desc_f0adf67a": ": Molette pour\n                                    zoomer, cliquer-glisser pour se déplacer",
-  "help.desc_9edeaa11": ":\n                                    Controls exploration depth (0-3)",
-  "help.desc_89bd3c4c": ": N'affiche\n                                    que les nœuds avec un tag spécifique",
-  "help.desc_a9db82b5": ": Centre la vue\n                                    sur un nœud spécifique",
-  "help.desc_ab2c4150": ": Fichiers (carrés)\n                                    et dossiers (cercles) avec icônes",
-  "help.desc_8717768b": ":\n                                    Node metadata (tags, links, path)",
-  "help.desc_a579cf4d": ": Aperçu du\n                                    contenu de la note sans naviguer",
+  "help.desc_e23c94dd": ": In the toolbar (when available)",
+  "help.desc_f0adf67a": ": Scroll wheel to zoom, click-drag to move",
+  "help.desc_9edeaa11": ": Controls exploration depth (0-3)",
+  "help.desc_89bd3c4c": ": Only shows nodes with a specific tag",
+  "help.desc_a9db82b5": ": Centers the view on a specific node",
+  "help.desc_ab2c4150": ": Files (squares) and folders (circles) with icons",
+  "help.desc_8717768b": ": Node metadata (tags, links, path)",
+  "help.desc_a579cf4d": ": Preview note content without navigating",
   "help.desc_beed5686": ": Cliquez sur\n                                    \"Thème\" dans le menu",
   "help.desc_e5b67e3d": ": Votre choix\n                                    est sauvegardé en localStorage",
   "help.desc_d5c977ac": ": Les blocs de\n                                    code s'adaptent au thème",
@@ -966,5 +966,13 @@
   "help.desc_check_btn": ": Manual save",
   "help.desc_trash_btn": ": Delete file",
   "help.indexes": "ObsiGate indexes and displays:",
-  "help.auto_save": "Automatic save"
+  "help.auto_save": "Automatic save",
+  "help.desc_graph_intro": "The graph view offers an interactive visualization of connections between your notes via wikilinks.",
+  "help.desc_context_menu": ": Right-click on a vault or folder → Graph View",
+  "help.desc_filter_type": ": Include/exclude files, folders, markdown, other",
+  "help.desc_visual_search": ": Search bar to highlight nodes",
+  "help.desc_graph_nav": ": Navigation history between nodes",
+  "help.desc_edges": ": Outgoing wikilinks (blue) and incoming backlinks (green)",
+  "help.desc_fullscreen": ": Button to expand the view",
+  "help.desc_export_png": ": Save the graph as an image"
 }

frontend/locales/fr.json

@@ -966,5 +966,13 @@
   "help.desc_check_btn": ": Sauvegarde\n                                    manuelle",
   "help.desc_trash_btn": ": Suppression du\n                                    fichier",
   "help.indexes": "ObsiGate indexe et affiche :",
-  "help.auto_save": "Sauvegarde automatique"
+  "help.auto_save": "Sauvegarde automatique",
+  "help.desc_graph_intro": "La vue graphe offre une visualisation\n                                interactive des connexions entre vos notes via\n                                les wikilinks.",
+  "help.desc_context_menu": ": Clic\n                                    droit sur un vault ou dossier → Vue\n                                    Graphique",
+  "help.desc_filter_type": ":\n                                    Inclut/exclut fichiers, dossiers, markdown,\n                                    autres",
+  "help.desc_visual_search": ": Barre\n                                    de recherche pour surligner des nœuds",
+  "help.desc_graph_nav": ":\n                                    Historique de navigation entre les nœuds",
+  "help.desc_edges": ": Wikilinks sortants\n                                    (bleu) et backlinks entrants (vert)",
+  "help.desc_fullscreen": ": Bouton pour\n                                    agrandir la vue",
+  "help.desc_export_png": ": Sauvegardez le\n                                    graphe en image"
 }