feat: Add German, Spanish, and French translations and update i18n configuration.

k-notes-frontend/i18n.ts

@@ -9,7 +9,7 @@ i18next
     .use(initReactI18next)
     .init({
         fallbackLng: "en",
-        supportedLngs: ["en", "pl"],
+        supportedLngs: ["en", "pl", "es", "de", "fr"],
         backend: {
             loadPath: "/locales/{{lng}}/{{ns}}.json",
         },

k-notes-frontend/i18next.config.ts

@@ -3,7 +3,10 @@ import { defineConfig } from 'i18next-cli';
 export default defineConfig({
   locales: [
     "en",
-    "pl"
+    "pl",
+    "es",
+    "de",
+    "fr"
   ],
   extract: {
     input: "src/**/*.{js,jsx,ts,tsx}",

k-notes-frontend/public/locales/de/translation.json

@@ -0,0 +1,65 @@
+{
+  "{{count}} selected_one": "{{count}} ausgewählt",
+  "{{count}} selected_other": "{{count}} ausgewählt",
+  "Add a new note to your collection.": "Füge eine neue Notiz zu deiner Sammlung hinzu.",
+  "Archive": "Archiv",
+  "Archived {{count}} note_one": "{{count}} Notiz archiviert",
+  "Archived {{count}} note_other": "{{count}} Notizen archiviert",
+  "Are you sure you want to delete {{count}} note?_one": "Möchtest du wirklich {{count}} Notiz löschen?",
+  "Are you sure you want to delete {{count}} note?_other": "Möchtest du wirklich {{count}} Notizen löschen?",
+  "Are you sure?": "Bist du sicher?",
+  "Backend URL": "Backend-URL",
+  "Color": "Farbe",
+  "Configure the application settings.": "Konfiguriere die Anwendungseinstellungen.",
+  "Content": "Inhalt",
+  "Create": "Erstellen",
+  "Create Note": "Notiz erstellen",
+  "Data Management": "Datenverwaltung",
+  "Delete": "Löschen",
+  "Delete tag \"{{name}}\"? Notes will keep their content.": "Tag \"{{name}}\" löschen? Notizen behalten ihren Inhalt.",
+  "Deleted {{count}} note_one": "{{count}} Notiz gelöscht",
+  "Deleted {{count}} note_other": "{{count}} Notizen gelöscht",
+  "Edit Note": "Notiz bearbeiten",
+  "Export Data": "Daten exportieren",
+  "Export failed": "Export fehlgeschlagen",
+  "Export successful": "Export erfolgreich",
+  "Export your notes for backup or import from a JSON file.": "Exportiere deine Notizen für ein Backup oder importiere aus einer JSON-Datei.",
+  "Grid View": "Rasteransicht",
+  "History": "Verlauf",
+  "Import Data": "Daten importieren",
+  "Import failed": "Import fehlgeschlagen",
+  "Import successful. Reloading...": "Import erfolgreich. Wird neu geladen...",
+  "Invalid URL": "Ungültige URL",
+  "K-Notes": "K-Notes",
+  "Language": "Sprache",
+  "List View": "Listenansicht",
+  "New Note": "Neue Notiz",
+  "No archived notes yet": "Noch keine archivierten Notizen",
+  "No matching notes found": "Keine passenden Notizen gefunden",
+  "No notes with tag \"${activeTag}\"": "Keine Notizen mit Tag \"${activeTag}\"",
+  "No tags yet": "Noch keine Tags",
+  "Note content... Type / for commands": "Notizinhalt... Tippe / für Befehle",
+  "Note created": "Notiz erstellt",
+  "Note title": "Notiztitel",
+  "Note updated": "Notiz aktualisiert",
+  "Notes": "Notizen",
+  "Others": "Andere",
+  "Pin this note": "Diese Notiz anheften",
+  "Pinned": "Angeheftet",
+  "Rename": "Umbenennen",
+  "Save changes": "Änderungen speichern",
+  "Saving...": "Speichern...",
+  "Search your notes...": "Durchsuche deine Notizen...",
+  "Settings": "Einstellungen",
+  "Settings saved. Please refresh the page.": "Einstellungen gespeichert. Bitte aktualisiere die Seite.",
+  "Tag deleted": "Tag gelöscht",
+  "Tag renamed": "Tag umbenannt",
+  "Tags": "Tags",
+  "Tags (comma separated)": "Tags (durch Kommas getrennt)",
+  "Title": "Titel",
+  "Title is required": "Titel ist erforderlich",
+  "Title too long": "Titel zu lang",
+  "Update": "Aktualisieren",
+  "work, todo, ideas": "Arbeit, Aufgaben, Ideen",
+  "Your notes will appear here. Click + to create one.": "Deine Notizen werden hier erscheinen. Klicke +, um eine zu erstellen."
+}

k-notes-frontend/public/locales/en/translation.json

@@ -47,7 +47,13 @@
   "Pinned": "Pinned",
   "Rename": "Rename",
   "Save changes": "Save changes",
-  "Saving...": "Saving...",
+  "Saving": {
+    "": {
+      "": {
+        "": "Saving..."
+      }
+    }
+  },
   "Search your notes...": "Search your notes...",
   "Settings": "Settings",
   "Settings saved. Please refresh the page.": "Settings saved. Please refresh the page.",

k-notes-frontend/public/locales/es/translation.json

@@ -0,0 +1,65 @@
+{
+  "{{count}} selected_one": "{{count}} seleccionado",
+  "{{count}} selected_other": "{{count}} seleccionados",
+  "Add a new note to your collection.": "Añade una nueva nota a tu colección.",
+  "Archive": "Archivar",
+  "Archived {{count}} note_one": "{{count}} nota archivada",
+  "Archived {{count}} note_other": "{{count}} notas archivadas",
+  "Are you sure you want to delete {{count}} note?_one": "¿Estás seguro de que quieres eliminar {{count}} nota?",
+  "Are you sure you want to delete {{count}} note?_other": "¿Estás seguro de que quieres eliminar {{count}} notas?",
+  "Are you sure?": "¿Estás seguro?",
+  "Backend URL": "URL del backend",
+  "Color": "Color",
+  "Configure the application settings.": "Configura los ajustes de la aplicación.",
+  "Content": "Contenido",
+  "Create": "Crear",
+  "Create Note": "Crear nota",
+  "Data Management": "Gestión de datos",
+  "Delete": "Eliminar",
+  "Delete tag \"{{name}}\"? Notes will keep their content.": "¿Eliminar etiqueta \"{{name}}\"? Las notas conservarán su contenido.",
+  "Deleted {{count}} note_one": "{{count}} nota eliminada",
+  "Deleted {{count}} note_other": "{{count}} notas eliminadas",
+  "Edit Note": "Editar nota",
+  "Export Data": "Exportar datos",
+  "Export failed": "Exportación fallida",
+  "Export successful": "Exportación exitosa",
+  "Export your notes for backup or import from a JSON file.": "Exporta tus notas para hacer una copia de seguridad o importa desde un archivo JSON.",
+  "Grid View": "Vista de cuadrícula",
+  "History": "Historial",
+  "Import Data": "Importar datos",
+  "Import failed": "Importación fallida",
+  "Import successful. Reloading...": "Importación exitosa. Recargando...",
+  "Invalid URL": "URL inválida",
+  "K-Notes": "K-Notes",
+  "Language": "Idioma",
+  "List View": "Vista de lista",
+  "New Note": "Nueva nota",
+  "No archived notes yet": "Aún no hay notas archivadas",
+  "No matching notes found": "No se encontraron notas coincidentes",
+  "No notes with tag \"${activeTag}\"": "No hay notas con la etiqueta \"${activeTag}\"",
+  "No tags yet": "Aún no hay etiquetas",
+  "Note content... Type / for commands": "Contenido de la nota... Escribe / para ver comandos",
+  "Note created": "Nota creada",
+  "Note title": "Título de la nota",
+  "Note updated": "Nota actualizada",
+  "Notes": "Notas",
+  "Others": "Otros",
+  "Pin this note": "Fijar esta nota",
+  "Pinned": "Fijadas",
+  "Rename": "Renombrar",
+  "Save changes": "Guardar cambios",
+  "Saving...": "Guardando...",
+  "Search your notes...": "Busca tus notas...",
+  "Settings": "Configuración",
+  "Settings saved. Please refresh the page.": "Configuración guardada. Por favor, actualiza la página.",
+  "Tag deleted": "Etiqueta eliminada",
+  "Tag renamed": "Etiqueta renombrada",
+  "Tags": "Etiquetas",
+  "Tags (comma separated)": "Etiquetas (separadas por comas)",
+  "Title": "Título",
+  "Title is required": "El título es obligatorio",
+  "Title too long": "Título demasiado largo",
+  "Update": "Actualizar",
+  "work, todo, ideas": "trabajo, tareas, ideas",
+  "Your notes will appear here. Click + to create one.": "Tus notas aparecerán aquí. Haz clic en + para crear una."
+}

k-notes-frontend/public/locales/fr/translation.json

@@ -0,0 +1,65 @@
+{
+  "{{count}} selected_one": "{{count}} sélectionné",
+  "{{count}} selected_other": "{{count}} sélectionnés",
+  "Add a new note to your collection.": "Ajoute une nouvelle note à ta collection.",
+  "Archive": "Archive",
+  "Archived {{count}} note_one": "{{count}} note archivée",
+  "Archived {{count}} note_other": "{{count}} notes archivées",
+  "Are you sure you want to delete {{count}} note?_one": "Es-tu sûr de vouloir supprimer {{count}} note ?",
+  "Are you sure you want to delete {{count}} note?_other": "Es-tu sûr de vouloir supprimer {{count}} notes ?",
+  "Are you sure?": "Es-tu sûr ?",
+  "Backend URL": "URL du backend",
+  "Color": "Couleur",
+  "Configure the application settings.": "Configure les paramètres de l'application.",
+  "Content": "Contenu",
+  "Create": "Créer",
+  "Create Note": "Créer une note",
+  "Data Management": "Gestion des données",
+  "Delete": "Supprimer",
+  "Delete tag \"{{name}}\"? Notes will keep their content.": "Supprimer l'étiquette \"{{name}}\" ? Les notes conserveront leur contenu.",
+  "Deleted {{count}} note_one": "{{count}} note supprimée",
+  "Deleted {{count}} note_other": "{{count}} notes supprimées",
+  "Edit Note": "Modifier la note",
+  "Export Data": "Exporter les données",
+  "Export failed": "Échec de l'exportation",
+  "Export successful": "Exportation réussie",
+  "Export your notes for backup or import from a JSON file.": "Exporte tes notes pour une sauvegarde ou importe depuis un fichier JSON.",
+  "Grid View": "Vue en grille",
+  "History": "Historique",
+  "Import Data": "Importer les données",
+  "Import failed": "Échec de l'importation",
+  "Import successful. Reloading...": "Importation réussie. Rechargement...",
+  "Invalid URL": "URL invalide",
+  "K-Notes": "K-Notes",
+  "Language": "Langue",
+  "List View": "Vue en liste",
+  "New Note": "Nouvelle note",
+  "No archived notes yet": "Pas encore de notes archivées",
+  "No matching notes found": "Aucune note correspondante trouvée",
+  "No notes with tag \"${activeTag}\"": "Aucune note avec l'étiquette \"${activeTag}\"",
+  "No tags yet": "Pas encore d'étiquettes",
+  "Note content... Type / for commands": "Contenu de la note... Tape / pour les commandes",
+  "Note created": "Note créée",
+  "Note title": "Titre de la note",
+  "Note updated": "Note mise à jour",
+  "Notes": "Notes",
+  "Others": "Autres",
+  "Pin this note": "Épingler cette note",
+  "Pinned": "Épinglées",
+  "Rename": "Renommer",
+  "Save changes": "Enregistrer les modifications",
+  "Saving...": "Enregistrement...",
+  "Search your notes...": "Recherche dans tes notes...",
+  "Settings": "Paramètres",
+  "Settings saved. Please refresh the page.": "Paramètres enregistrés. Veuillez actualiser la page.",
+  "Tag deleted": "Étiquette supprimée",
+  "Tag renamed": "Étiquette renommée",
+  "Tags": "Étiquettes",
+  "Tags (comma separated)": "Étiquettes (séparées par des virgules)",
+  "Title": "Titre",
+  "Title is required": "Le titre est requis",
+  "Title too long": "Titre trop long",
+  "Update": "Mettre à jour",
+  "work, todo, ideas": "travail, tâches, idées",
+  "Your notes will appear here. Click + to create one.": "Tes notes apparaîtront ici. Clique sur + pour en créer une."
+}

k-notes-frontend/public/locales/pl/translation.json

@@ -50,13 +50,18 @@
   "Note created": "Notatka utworzona",
   "Note title": "Tytuł notatki",
   "Note updated": "Notatka zaktualizowana",
-  "Notes": "Notatki",
   "Others": "Inne",
   "Pin this note": "Przypnij tę notatkę",
   "Pinned": "Przypięte",
   "Rename": "Zmień nazwę",
   "Save changes": "Zapisz zmiany",
-  "Saving...": "Zapisywanie...",
+  "Saving": {
+    "": {
+      "": {
+        "": ""
+      }
+    }
+  },
   "Search your notes...": "Szukaj swoich notatek...",
   "Settings": "Ustawienia",
   "Settings saved. Please refresh the page.": "Ustawienia zapisane. Odśwież stronę.",

k-notes-frontend/src/components/language-switcher.tsx

@@ -6,6 +6,9 @@ import { Languages } from "lucide-react";
 const LANGUAGES = [
     { code: "en", label: "English" },
     { code: "pl", label: "Polski" },
+    { code: "es", label: "Español" },
+    { code: "de", label: "Deutsch" },
+    { code: "fr", label: "Français" },
 ];
 
 export function LanguageSwitcher() {
@@ -22,7 +25,7 @@ export function LanguageSwitcher() {
                     <Languages className="h-4 w-4" />
                     {t("Language")}
                 </Label>
-                <div className="col-span-3 flex gap-2">
+                <div className="col-span-3 flex gap-2 flex-wrap">
                     {LANGUAGES.map((lang) => (
                         <Button
                             key={lang.code}