feat: auto-save 2s + indicateur save + reminders inline actions (compléter/snooze)

- Auto-save debounce 2s dans note-editor-context
- lastSavedAt state + setIsDirty(false) dans handleSave
- Indicateur toolbar: ✓ sauvegardé / ● non enregistré avec timer relatif
- Reminders sidebar: bouton ✓ compléter + bouton +1h snooze (hover inline)
- i18n: clés reminders.markDone/snooze1h + notes.savedJustNow/unsaved (15 locales)

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

memento-note/locales/ar.json

@@ -280,7 +280,9 @@
     "saveFailed": "فشل الحفظ",
     "search": "بحث",
     "unarchived": "إلغاء الأرشفة",
-    "uploading": "جاري الرفع..."
+    "uploading": "جاري الرفع...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "اليوم في {time}",
     "tomorrowAt": "غداً في {time}",
     "clearCompleted": "مسح المكتملة",
-    "viewAll": "عرض جميع التذكيرات"
+    "viewAll": "عرض جميع التذكيرات",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "إنشاء دفتر",

memento-note/locales/de.json

@@ -280,7 +280,9 @@
     "saveFailed": "Speichern fehlgeschlagen",
     "search": "Suchen",
     "unarchived": "Entarchiviert",
-    "uploading": "Wird hochgeladen..."
+    "uploading": "Wird hochgeladen...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Heute um {time}",
     "tomorrowAt": "Morgen um {time}",
     "clearCompleted": "Klar abgeschlossen",
-    "viewAll": "Alle Erinnerungen anzeigen"
+    "viewAll": "Alle Erinnerungen anzeigen",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Notizbuch erstellen",

memento-note/locales/en.json

@@ -310,7 +310,9 @@
     "generateIllustration": "Generate illustration",
     "saveFailed": "Failed to save",
     "createFirst": "Create your first note",
-    "unarchived": "Unarchived"
+    "unarchived": "Unarchived",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1148,7 +1150,8 @@
     "todayAt": "Today at {time}",
     "tomorrowAt": "Tomorrow at {time}",
     "clearCompleted": "Clear completed",
-    "viewAll": "View all reminders"
+    "viewAll": "View all reminders",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Create Notebook",

memento-note/locales/es.json

@@ -280,7 +280,9 @@
     "saveFailed": "Error al guardar",
     "search": "Buscar",
     "unarchived": "Desarchivado",
-    "uploading": "Subiendo..."
+    "uploading": "Subiendo...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Hoy a las {time}",
     "tomorrowAt": "Mañana a las {time}",
     "clearCompleted": "Borrar completado",
-    "viewAll": "Ver todos los recordatorios"
+    "viewAll": "Ver todos los recordatorios",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Crear cuaderno",

memento-note/locales/fa.json

@@ -280,7 +280,9 @@
     "saveFailed": "ذخیره سازی ناموفق",
     "search": "جستجو",
     "unarchived": "خارج بایگانی",
-    "uploading": "در حال آپلود..."
+    "uploading": "در حال آپلود...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1044,7 +1046,8 @@
     "todayAt": "امروز ساعت {time}",
     "tomorrowAt": "فردا ساعت {time}",
     "clearCompleted": "پاک کردن تکمیل شده‌ها",
-    "viewAll": "مشاهده همه یادآوری‌ها"
+    "viewAll": "مشاهده همه یادآوری‌ها",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "ایجاد دفترچه",

memento-note/locales/fr.json

@@ -316,7 +316,9 @@
     "generateIllustration": "Générer une illustration",
     "saveFailed": "Échec de la sauvegarde",
     "createFirst": "Créez votre première note",
-    "unarchived": "Désarchivée"
+    "unarchived": "Désarchivée",
+    "savedJustNow": "Sauvegardé",
+    "unsaved": "Non sauvegardé"
   },
   "pagination": {
     "previous": "←",
@@ -1154,7 +1156,8 @@
     "todayAt": "Aujourd'hui à {time}",
     "tomorrowAt": "Demain à {time}",
     "clearCompleted": "Effacer les terminés",
-    "viewAll": "Voir tous les rappels"
+    "viewAll": "Voir tous les rappels",
+    "snooze1h": "Reporter de 1h"
   },
   "notebook": {
     "create": "Créer un carnet",

memento-note/locales/hi.json

@@ -280,7 +280,9 @@
     "saveFailed": "सहेजने में विफल",
     "search": "खोजें",
     "unarchived": "अनार्काइव नहीं",
-    "uploading": "अपलोड हो रहा है..."
+    "uploading": "अपलोड हो रहा है...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "आज {time} बजे",
     "tomorrowAt": "कल {time} बजे",
     "clearCompleted": "स्पष्टतः पूरा",
-    "viewAll": "सभी अनुस्मारक देखें"
+    "viewAll": "सभी अनुस्मारक देखें",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "नोटबुक बनाएं",

memento-note/locales/it.json

@@ -280,7 +280,9 @@
     "saveFailed": "Salvataggio non riuscito",
     "search": "Cerca",
     "unarchived": "Dearchiviato",
-    "uploading": "Caricamento..."
+    "uploading": "Caricamento...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Oggi alle {time}",
     "tomorrowAt": "Domani alle {time}",
     "clearCompleted": "Cancella completato",
-    "viewAll": "Visualizza tutti i promemoria"
+    "viewAll": "Visualizza tutti i promemoria",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Crea notebook",

memento-note/locales/ja.json

@@ -280,7 +280,9 @@
     "saveFailed": "保存に失敗しました",
     "search": "検索",
     "unarchived": "アーカイブ解除",
-    "uploading": "アップロード中..."
+    "uploading": "アップロード中...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "今日 {time}",
     "tomorrowAt": "明日 {time}",
     "clearCompleted": "クリア完了",
-    "viewAll": "すべてのリマインダーを表示"
+    "viewAll": "すべてのリマインダーを表示",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "ノートブックを作成",

memento-note/locales/ko.json

@@ -280,7 +280,9 @@
     "saveFailed": "저장 실패",
     "search": "검색",
     "unarchived": "보관 해제됨",
-    "uploading": "업로드 중..."
+    "uploading": "업로드 중...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "오늘 {time}",
     "tomorrowAt": "내일 {time}",
     "clearCompleted": "클리어 완료",
-    "viewAll": "모든 알림 보기"
+    "viewAll": "모든 알림 보기",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "노트북 만들기",

memento-note/locales/nl.json

@@ -280,7 +280,9 @@
     "saveFailed": "Opslaan mislukt",
     "search": "Zoeken",
     "unarchived": "Gearchiveerd",
-    "uploading": "Uploaden..."
+    "uploading": "Uploaden...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Vandaag om {time}",
     "tomorrowAt": "Morgen om {time}",
     "clearCompleted": "Duidelijk voltooid",
-    "viewAll": "Bekijk alle herinneringen"
+    "viewAll": "Bekijk alle herinneringen",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Notitieboek maken",

memento-note/locales/pl.json

@@ -280,7 +280,9 @@
     "saveFailed": "Nie udało się zapisać",
     "search": "Szukaj",
     "unarchived": "Wycofane z archiwum",
-    "uploading": "Przesyłanie..."
+    "uploading": "Przesyłanie...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Dzisiaj o {time}",
     "tomorrowAt": "Jutro o {time}",
     "clearCompleted": "Wyczyść zakończone",
-    "viewAll": "Wyświetl wszystkie przypomnienia"
+    "viewAll": "Wyświetl wszystkie przypomnienia",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Utwórz notatnik",

memento-note/locales/pt.json

@@ -280,7 +280,9 @@
     "saveFailed": "Falha ao salvar",
     "search": "Pesquisar",
     "unarchived": "Desarquivado",
-    "uploading": "Enviando..."
+    "uploading": "Enviando...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Hoje às {time}",
     "tomorrowAt": "Amanhã às {time}",
     "clearCompleted": "Limpeza concluída",
-    "viewAll": "Ver todos os lembretes"
+    "viewAll": "Ver todos os lembretes",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Criar caderno",

memento-note/locales/ru.json

@@ -280,7 +280,9 @@
     "saveFailed": "Не удалось сохранить",
     "search": "Поиск",
     "unarchived": "Разархивировано",
-    "uploading": "Загрузка..."
+    "uploading": "Загрузка...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "Сегодня в {time}",
     "tomorrowAt": "Завтра в {time}",
     "clearCompleted": "Очистить завершено",
-    "viewAll": "Просмотреть все напоминания"
+    "viewAll": "Просмотреть все напоминания",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "Создать блокнот",

memento-note/locales/zh.json

@@ -280,7 +280,9 @@
     "saveFailed": "保存失败",
     "search": "搜索",
     "unarchived": "已取消归档",
-    "uploading": "上传中..."
+    "uploading": "上传中...",
+    "savedJustNow": "Saved",
+    "unsaved": "Unsaved changes"
   },
   "pagination": {
     "previous": "←",
@@ -1011,7 +1013,8 @@
     "todayAt": "今天 {time}",
     "tomorrowAt": "明天 {time}",
     "clearCompleted": "清除完成",
-    "viewAll": "查看所有提醒"
+    "viewAll": "查看所有提醒",
+    "snooze1h": "Snooze 1 hour"
   },
   "notebook": {
     "create": "创建笔记本",