Replace hardcoded French strings with i18n calls

Initialize i18n before auth so t() works when rendering
auth-dependent UI, and build the command palette lazily so
translations are loaded first. Bump service worker cache version.

frontend/locales/en.json

@@ -104,7 +104,9 @@
   "auth.login_title": "Secure access to your vaults",
   "auth.logout_title": "Sign out",
   "auth.network_error": "Network error — check your connection",
+  "auth.new_password": "New password (empty = unchanged)",
   "auth.password": "Password",
+  "auth.password_min": "Min. 8 characters",
   "auth.remember_me": "Remember me (30 days)",
   "auth.session_expired": "Session expired, please sign in again",
   "auth.user_deleted": "User deleted",
@@ -201,6 +203,14 @@
   "backup.timestamp_not_found": "Cannot find backup timestamp",
   "backup.title": "Backups",
   "backup.version": "Version from {date}",
+  "backups.delete_confirm": "Delete this backup?",
+  "backups.empty": "No backups available for this file.",
+  "backups.hint": "Backups are created automatically before each modification.",
+  "backups.loading": "Loading backups...",
+  "backups.purge_file": "Delete ALL backups of",
+  "backups.purge_vault": "Delete ALL backups from vault",
+  "backups.restore_confirm": "to the selected backup version?\nThe current version will be saved.",
+  "backups.title": "Backups",
   "button.cancel": "Cancel",
   "common.actions": "Actions",
   "common.all": "All",
@@ -225,8 +235,10 @@
   "common.previous": "Previous",
   "common.refresh": "Refresh",
   "common.rename": "Rename",
+  "common.root": "(root)",
   "common.save": "Save",
   "common.search": "Search",
+  "common.unknown": "Unknown",
   "common.yes": "Yes",
   "config.about": "About",
   "config.about_error": "Loading error",
@@ -252,23 +264,25 @@
   "config.error_unknown": "Unknown error",
   "config.force_reindex": "Force reindex",
   "config.hidden_files": "Hidden files",
-  "config.hidden_files_desc": "Manage display of hidden files and folders.",
+  "config.hidden_files_desc": "Hide files/folders starting with a dot in the interface (they remain indexed and searchable)",
+  "config.hidden_files_toggle": "Hide hidden files/folders",
   "config.hidden_include_label": "Include hidden files",
   "config.hidden_whitelist_label": "Whitelist (comma-separated)",
-  "config.hint_activer_d_sactiver_la_surveillance_automatique_des": "Activer/désactiver la surveillance automatique des fichiers",
+  "config.hint_activer_d_sactiver_la_surveillance_automatique_des": "Enable/disable automatic file monitoring",
   "config.hint_annuler_la_recherche_apr_s_ce_d_lai_5000_120000_": "Cancel search after this delay (5000-120000)",
   "config.hint_contenu_index_par_fichier_10k_1m_r_indexation_requ": "Max content size per file (bytes)",
   "config.hint_d_lai_avant_ex_cution_de_la_recherche_100_2000_": "Delay before search execution (100-2000)",
-  "config.hint_d_lai_avant_traitement_des_changements_group_s_0_5": "Délai avant traitement des changements groupés (0.5-10 secondes)",
+  "config.hint_d_lai_avant_traitement_des_changements_group_s_0_5": "Delay before processing grouped changes (0.5-10 seconds)",
   "config.hint_entre_5_et_100_fichiers_sauvegarde_sur_le_serveur_": "Between 5 and 100 files (stored on server)",
   "config.hint_forcer_le_mode_polling_au_lieu_de_inotify_natif_ut": "Forcer le mode polling au lieu de inotify natif (utile si le mode natif ne fonctionne pas)",
   "config.hint_intervalle_de_scrutation_en_mode_polling_1_30_seco": "Intervalle de scrutation en mode polling (1-30 secondes)",
   "config.hint_multiplicateur_de_pertinence_pour_les_correspondan": "Multiplicateur de pertinence pour les correspondances dans le titre",
   "config.hint_nombre_de_r_sultats_affich_s_par_page_10_200_": "Number of results displayed per page (10-200)",
-  "config.hint_nombre_max_de_tokens_largis_par_pr_fixe_10_200_": "Nombre max de tokens élargis par préfixe (10-200)",
+  "config.hint_nombre_max_de_tokens_largis_par_pr_fixe_10_200_": "Max expanded tokens per prefix (10-200)",
   "config.hint_nombre_maximum_de_versions_backup_conservees_par_f": "Maximum backup versions kept per file (1-50)",
   "config.hint_nombre_minimum_de_caract_res_avant_recherche_1_5_": "Minimum characters before search triggers (1-5)",
-  "config.hint_threads_d_di_s_la_recherche_1_8_": "Threads dédiés à la recherche (1-8)",
+  "config.hint_threads_d_di_s_la_recherche_1_8_": "Dedicated search threads (1-8)",
+  "config.just_now": "just now",
   "config.lang_hint": "Used by autocomplete and ghost text.",
   "config.lang_label": "Preferred language",
   "config.link_copied": "Link copied!",
@@ -314,9 +328,9 @@
   "config.search_workers": "Search workers",
   "config.search_workers_hint": "Dedicated search threads (1-8)",
   "config.search_workers_label": "Search workers",
-  "config.section_a-propos": "📦 À propos",
+  "config.section_a-propos": "📦 About",
   "config.section_about": "About",
-  "config.section_actions-sur-fichiers": "Actions sur fichiers",
+  "config.section_actions-sur-fichiers": "File actions",
   "config.section_activation": "Activation",
   "config.section_affichage": "Affichage",
   "config.section_ai": "AI API keys",
@@ -324,56 +338,56 @@
   "config.section_astuces-et-bonnes-pratiques": "💡 Astuces et bonnes pratiques",
   "config.section_audit-log": "Audit log",
   "config.section_authentification": "Authentification",
-  "config.section_autocompletion": "Autocomplétion",
+  "config.section_autocompletion": "Autocompletion",
   "config.section_backend": "🖥️ Backend Settings",
   "config.section_backup-automatique": "Backup automatique",
   "config.section_backups": "Backups",
   "config.section_barre-d-outils-ai": "Barre d'outils AI",
   "config.section_breadcrumb-et-repositionnement": "Breadcrumb et repositionnement",
   "config.section_cas-d-usage": "Cas d'usage",
-  "config.section_cas-d-usage-avances": "Cas d'usage avancés",
+  "config.section_cas-d-usage-avances": "Advanced use cases",
   "config.section_chips-de-filtres-actifs": "Chips de filtres actifs",
   "config.section_cles-api-intelligence-artificielle": "🤖 Cles API Intelligence Artificielle",
   "config.section_configuration": "Configuration",
-  "config.section_configuration-avancee": "Configuration avancée",
+  "config.section_configuration-avancee": "Advanced configuration",
   "config.section_construit-avec": "Construit avec",
   "config.section_diag": "Diagnostics",
   "config.section_diagnostics": "Diagnostics",
-  "config.section_editeur-codemirror": "Éditeur CodeMirror",
-  "config.section_editeur-codemirror-6": "Éditeur CodeMirror 6",
-  "config.section_edition-avancee": "✏️ Édition avancée",
-  "config.section_edition-avec-codemirror-6": "Édition avec CodeMirror 6",
-  "config.section_en-tete": "En-tête",
-  "config.section_evenements-supportes": "Événements supportés",
+  "config.section_editeur-codemirror": "CodeMirror Editor",
+  "config.section_editeur-codemirror-6": "CodeMirror 6 Editor",
+  "config.section_edition-avancee": "✏️ Advanced Editing",
+  "config.section_edition-avec-codemirror-6": "Editing with CodeMirror 6",
+  "config.section_en-tete": "Header",
+  "config.section_evenements-supportes": "Supported events",
   "config.section_exemples-concrets": "Exemples concrets",
   "config.section_facettes-et-tri": "Facettes et tri",
-  "config.section_fichiers": "📄 Fichiers",
+  "config.section_fichiers": "📄 Files",
   "config.section_filtrage-de-la-sidebar": "Filtrage de la sidebar",
   "config.section_filtrage-de-tags": "Filtrage de tags",
   "config.section_filtrage-de-tags-template": "Filtrage de tags template",
-  "config.section_fonctionnalites": "Fonctionnalités",
+  "config.section_fonctionnalites": "Features",
   "config.section_format-du-payload": "Format du payload",
   "config.section_gestion-des-onglets": "📑 Gestion des onglets",
-  "config.section_hidden": "🗂️ Hidden Files",
-  "config.section_historique-recent-redemarrage-non-requis": "📋 Historique récent\n                                    Redémarrage non requis",
+  "config.section_hidden": "Hidden files",
+  "config.section_historique-recent-redemarrage-non-requis": "📋 Recent History\n                                    No restart required",
   "config.section_indicateurs-visuels": "Indicateurs visuels",
-  "config.section_intelligence-artificielle-dans-l-editeur": "🤖 Intelligence Artificielle dans l'Éditeur",
+  "config.section_intelligence-artificielle-dans-l-editeur": "🤖 AI in the Editor",
   "config.section_interaction": "Interaction",
   "config.section_interface": "Interface",
   "config.section_interface-utilisateur": "🧭 Interface utilisateur",
   "config.section_limitations-actuelles": "Limitations actuelles",
   "config.section_mode-commandes": "Mode commandes",
-  "config.section_mode-fichiers": "Mode fichiers",
+  "config.section_mode-fichiers": "File mode",
   "config.section_navigation": "Navigation",
   "config.section_navigation-entre-onglets": "Navigation entre onglets",
   "config.section_onglets": "Onglets",
-  "config.section_operateurs-avances": "Opérateurs avancés",
+  "config.section_operateurs-avances": "Advanced operators",
   "config.section_optimisations": "Optimisations",
   "config.section_ouverture": "Ouverture",
   "config.section_ouverture-d-onglets": "Ouverture d'onglets",
   "config.section_palette-de-commandes": "⌨️ Palette de commandes",
-  "config.section_parametres-backend-redemarrage-requis": "Paramètres backend\n                                    Redémarrage requis",
-  "config.section_parametres-de-recherche": "Paramètres de recherche",
+  "config.section_parametres-backend-redemarrage-requis": "Backend settings\n                                    Restart required",
+  "config.section_parametres-de-recherche": "Search settings",
   "config.section_partage-et-webhooks": "🔗 Partage et Webhooks",
   "config.section_partages-publics": "📤 Partages publics",
   "config.section_perf": "⚡ Performance",
@@ -382,36 +396,36 @@
   "config.section_profil-utilisateur": "👤 Profil utilisateur",
   "config.section_profile": "User profile",
   "config.section_protection": "Protection",
-  "config.section_providers-supportes": "Providers supportés",
+  "config.section_providers-supportes": "Supported providers",
   "config.section_publication-publique": "Publication publique",
   "config.section_raccourcis-clavier": "⌨️ Raccourcis clavier",
   "config.section_recent": "📜 Recent History",
   "config.section_recherche": "🔍 Recherche",
-  "config.section_recherche-et-autocompletion": "Recherche et autocomplétion",
+  "config.section_recherche-et-autocompletion": "Search and autocompletion",
   "config.section_recherche-simple": "Recherche simple",
   "config.section_redimensionnement-de-la-sidebar": "Redimensionnement de la sidebar",
   "config.section_sauvegarde-automatique": "Sauvegarde automatique",
   "config.section_sauvegardes-et-audits": "💾 Sauvegardes et Audits",
   "config.section_search": "Search settings",
-  "config.section_securite": "🛡️ Sécurité",
-  "config.section_securite-signature-hmac-sha256": "Sécurité : signature HMAC-SHA256",
-  "config.section_selection-de-vault": "Sélection de vault",
+  "config.section_securite": "🛡️ Security",
+  "config.section_securite-signature-hmac-sha256": "Security: HMAC-SHA256 signature",
+  "config.section_selection-de-vault": "Vault selection",
   "config.section_server": "Server",
   "config.section_shares": "📤 Public Shares",
-  "config.section_sidebar-barre-laterale": "Sidebar (barre latérale)",
+  "config.section_sidebar-barre-laterale": "Sidebar",
   "config.section_synchronisation-automatique": "Synchronisation automatique",
   "config.section_tag-cloud": "Tag cloud",
   "config.section_tags": "🏷️ Tag Filtering",
   "config.section_tags-inline-vs-frontmatter": "Tags inline vs frontmatter",
-  "config.section_theme-clair-sombre": "Thème clair/sombre",
-  "config.section_themes": "🎨 Thèmes",
+  "config.section_theme-clair-sombre": "Light/Dark theme",
+  "config.section_themes": "🎨 Themes",
   "config.section_trucs-et-astuces": "Trucs et astuces",
-  "config.section_types-de-fichiers-supportes": "Types de fichiers supportés",
+  "config.section_types-de-fichiers-supportes": "Supported file types",
   "config.section_visualisation": "Visualisation",
   "config.section_vue-graphe": "🗺️ Vue Graphe",
   "config.section_watcher": "Auto sync",
   "config.section_webhooks": "🔗 Webhooks",
-  "config.section_workflow-recommande": "Workflow recommandé",
+  "config.section_workflow-recommande": "Recommended workflow",
   "config.section_zone-de-contenu": "Zone de contenu",
   "config.server_config": "Server config",
   "config.settings_saved": "✓ Settings saved",
@@ -506,6 +520,9 @@
   "dragdrop.move_failed": "Move failed",
   "editor.cancel": "Cancel",
   "editor.close": "Close",
+  "editor.delete_error": "Delete error",
+  "editor.edit": "Edit current file",
+  "editor.edit_current_desc": "Open current file in editor",
   "editor.find": "Find in file...",
   "editor.find_case": "Case sensitive",
   "editor.find_regex": "Regex",
@@ -515,6 +532,7 @@
   "editor.no_results": "No results",
   "editor.replace": "Replace",
   "editor.save": "Save",
+  "editor.save_error": "Save error",
   "editor.saved": "Saved ✓",
   "editor.unsaved": "Unsaved changes",
   "error.initialization": "Initialization error",
@@ -529,22 +547,35 @@
   "forge.popout_label": "pop-out",
   "forge.title_placeholder": "Title...",
   "graph.back": "Back",
+  "graph.btn_directory": "📁 Directory",
+  "graph.btn_full": "🌐 All",
+  "graph.cache_label": "(cached)",
   "graph.category": "📂 Category",
   "graph.click_to_open": "click to open",
   "graph.ctrl_hover_preview": "Ctrl+hover = full preview",
   "graph.ctrl_hover_preview_short": "Ctrl+hover = preview",
   "graph.depth": "Depth",
+  "graph.depth_label": "depth={depth}",
+  "graph.edges_count": "{count} links",
+  "graph.error_loading": "Loading error",
   "graph.export_png": "Export PNG",
+  "graph.favorites": "Favorites",
   "graph.filter_tag": "Filter by tag",
   "graph.filter_type": "Filter by type",
   "graph.focus_mode": "Focus mode",
   "graph.forward": "Forward",
   "graph.fullscreen": "Full screen",
   "graph.loading": "Building graph...",
+  "graph.nodes_count": "{count} nodes",
   "graph.parent": "Parent",
   "graph.published": "Published",
   "graph.published_badge": "✅ published",
-  "graph.title": "Graph",
+  "graph.scope_directory": "Directory",
+  "graph.scope_full": "Full vault",
+  "graph.title": "Graph View — {vault}{path}",
+  "graph.type_directory": "Directory",
+  "graph.type_file": "File",
+  "graph.type_markdown": "Markdown",
   "header.admin_panel": "Administration",
   "header.config": "Settings",
   "header.help": "Help",
@@ -972,6 +1003,7 @@
   "help.guide_official": "Official guide",
   "help.hamburger_btn": "Hamburger menu button",
   "help.header_section": "Header",
+  "help.help_title": "Help",
   "help.hide": "Hide",
   "help.hide_help": "Hide help",
   "help.highlighted_snippets": "Highlighted snippets",
@@ -1131,6 +1163,7 @@
   "mermaid.preview": "Preview",
   "mermaid.zoom_in": "Zoom in",
   "mermaid.zoom_out": "Zoom out",
+  "mobile.all_vaults": "📂 All vaults",
   "modal.create_btn": "Create",
   "modal.create_file": "Create a file",
   "modal.creating": "Creating...",
@@ -1166,10 +1199,50 @@
   "offline.reconnected": "Connection restored — synchronizing...",
   "offline.status": "Offline",
   "offline.sync_now": "Sync now",
+  "palette.browse_dirs": "📂 Browse directories...",
+  "palette.browse_hint": "Navigate vaults to find a file",
+  "palette.browse_in": "In {path}",
+  "palette.browse_no_results": "No results — browse manually",
+  "palette.browse_open_file": "📂 Open a file in this directory",
+  "palette.browse_root": "root",
+  "palette.close_current": "Close current file",
+  "palette.close_current_desc": "Close active tab without deleting",
+  "palette.cmd_back_home": "🏠 Home",
+  "palette.cmd_back_home_desc": "Back to home",
+  "palette.cmd_config": "⚙️ Settings",
+  "palette.cmd_config_desc": "Open settings",
+  "palette.cmd_create_dir": "📁 Create directory",
+  "palette.cmd_create_dir_desc": "Choose vault, navigate, then name the directory",
+  "palette.cmd_create_file": "📄 Create markdown file",
+  "palette.cmd_create_file_desc": "Choose vault, navigate, then name the file",
+  "palette.cmd_delete_dir": "🗑️ Delete directory",
+  "palette.cmd_delete_dir_desc": "Choose vault, navigate and delete",
+  "palette.cmd_theme": "🌓 Toggle theme",
+  "palette.cmd_theme_desc": "Toggle light/dark",
+  "palette.del_all_content": "All content will be deleted",
+  "palette.delete_current": "Delete current file",
+  "palette.delete_current_desc": "Delete file from active tab",
+  "palette.delete_file_desc": "Search for a file to delete",
+  "palette.dir_delete_confirm": "All content will be deleted",
+  "palette.dir_name": "Directory name",
+  "palette.empty_dir": "📂 Empty directory",
+  "palette.error_loading": "Loading error",
+  "palette.error_prefix": "Error: {msg}",
+  "palette.file_name": "File name",
+  "palette.help_desc": "Open the guide",
+  "palette.md_hint": "(.md added if needed)",
   "palette.mode_commands": "Commands",
   "palette.mode_files": "Files",
+  "palette.no_results": "No results for \"{query}\"",
+  "palette.no_vaults": "No vaults found",
+  "palette.popout_desc": "Open document in a window",
+  "palette.reindex_desc": "Force full reindex",
   "palette.search_commands": "Type a command...",
+  "palette.search_error": "Search error",
   "palette.search_files": "Search files...",
+  "palette.type_command": "Type a command...",
+  "palette.type_search": "Search files... (+include -exclude)",
+  "palette.vault_count": "{count} files",
   "pwa.dismiss": "Later",
   "pwa.install_button": "Install",
   "pwa.install_desc": "Install this app on your device for quick access.",
@@ -1258,7 +1331,7 @@
   "sidebar.filter_results_grouped": "Grouped results",
   "sidebar.loading": "Loading...",
   "sidebar.no_recent_files": "No recent files",
-  "sidebar.no_results": "No results",
+  "sidebar.no_results": "No matching directory or file.",
   "sidebar.no_saved_searches": "No saved searches",
   "sidebar.open_file": "Open file",
   "sidebar.saved_dirs_tab": "Folders",
@@ -1287,17 +1360,25 @@
   "sync.index_started": "Indexing started ({count} vaults)",
   "sync.install_success": "ObsiGate installed successfully!",
   "sync.model_not_loaded": "Model not loaded",
+  "sync.no_provider": "No provider",
   "sync.no_recent_events": "No recent events",
   "sync.not_configured": "Not configured",
+  "sync.processing": "Processing…",
   "sync.update": "Update",
   "sync.updating": "Updating...",
   "sync.vault_added": "Vault \"{vault}\" added ({count} files)",
+  "sync.vault_added_label": "Vault added",
+  "sync.vault_files": "{vault} ({files} files)",
+  "sync.vault_indexed_label": "Vault indexed",
   "sync.vault_removed": "Vault \"{vault}\" removed",
+  "sync.vault_removed_label": "Vault removed",
   "sync.verifying": "Verifying…",
   "theme.change": "Change theme",
   "theme.dark": "Dark",
   "theme.light": "Light",
   "theme.title": "Theme",
+  "themes.name_gradients": "Subtle gradients",
+  "themes.name_terminal": "Pure black & green",
   "toast.ai_keys_saved": "API keys saved",
   "toast.ai_no_key": "No keys to save",
   "toast.bookmark_added": "Added to bookmarks",
@@ -1351,22 +1432,42 @@
   "tree.new_file": "New file",
   "tree.new_folder": "New folder",
   "tree.vault_home": "Vault home",
+  "ui.backups_versions": "Backups / Versions",
   "ui.cannot_rename": "Cannot rename this item",
+  "ui.delete_name_empty": "Name cannot be empty",
   "ui.element_not_found": "Element not found in tree",
+  "ui.vault_readonly": "Read-only vault",
   "vault.add_dynamic": "Add vault",
   "vault.reindex": "Reindex vault",
   "vault.remove_dynamic": "Remove vault",
+  "vaulthome.empty": "No files in this directory",
+  "vaulthome.error_loading": "Loading error:",
+  "vaulthome.file_count": "{count} file",
+  "vaulthome.file_count_plural": "{count} files",
+  "vaulthome.loading": "Loading files...",
+  "vaulthome.size_bytes": "B",
+  "vaulthome.size_kb": "KB",
+  "vaulthome.size_mb": "MB",
   "viewer.backlinks": "Backlinks",
   "viewer.binary_download": "Download file",
   "viewer.binary_unsupported": "Unsupported binary file",
+  "viewer.bookmark_add": "Add to bookmarks",
+  "viewer.bookmark_remove": "Remove bookmarks",
+  "viewer.bookmark_toggle": "Add/Remove bookmarks",
   "viewer.breadcrumb_home": "Home",
   "viewer.click_to_download": "Click to download",
   "viewer.copied": "Copied!",
   "viewer.copy": "Copy",
   "viewer.copy_error": "Copy error",
   "viewer.download": "Download",
+  "viewer.download_md": "Download as .md",
+  "viewer.download_pdf": "Download as PDF",
   "viewer.edit": "Edit",
   "viewer.error": "Loading error",
+  "viewer.forge_brand": "Forge",
+  "viewer.forge_title": "Forge (new editor)",
+  "viewer.index_start": "Starting index...",
+  "viewer.index_updated": "Updated",
   "viewer.loaded_from_cache": "File loaded from offline cache",
   "viewer.loading": "Loading file...",
   "viewer.markdown": "Markdown",
@@ -1385,6 +1486,7 @@
   "viewer.share": "Share",
   "viewer.shared_doc_title": "Shared document — click to manage",
   "viewer.source": "Source",
+  "viewer.syncing": "Updating...",
   "viewer.toc": "Table of contents",
   "viewer.unsupported_file": "This file is binary and cannot be displayed",
   "webhook.trigger_create": "Creation via API or palette",