Localize update dialog strings in all languages

Added new translation keys for update dialog fields (new version available, current/latest version labels, changelog, download update, remind later) in all supported languages. Updated the GUI code to use these localized strings instead of hardcoded English text for improved internationalization.

languages/ar.json

@@ -379,7 +379,13 @@
     "generic_error": "خطأ: {error}"
   },
   "update_dialog": {
-    "title": "تحديث متاح"
+    "title": "تحديث متاح",
+    "new_version_available": "يتوفر إصدار جديد من YTSage!",
+    "current_version_label": "الإصدار الحالي:",
+    "latest_version_label": "أحدث إصدار:",
+    "changelog": "سجل التغييرات",
+    "download_update": "تنزيل التحديث",
+    "remind_later": "ذكرني لاحقاً"
   },
   "playlist": {
     "unknown": "قائمة تشغيل غير معروفة",

languages/de.json

@@ -379,7 +379,13 @@
     "generic_error": "Fehler: {error}"
   },
   "update_dialog": {
-    "title": "Update verfügbar"
+    "title": "Update verfügbar",
+    "new_version_available": "Eine neue Version von YTSage ist verfügbar!",
+    "current_version_label": "Aktuelle Version:",
+    "latest_version_label": "Neueste Version:",
+    "changelog": "Änderungsprotokoll",
+    "download_update": "Update herunterladen",
+    "remind_later": "Später erinnern"
   },
   "playlist": {
     "unknown": "Unbekannte Playlist",

languages/en.json

@@ -379,7 +379,13 @@
     "generic_error": "Error: {error}"
   },
   "update_dialog": {
-    "title": "Update Available"
+    "title": "Update Available",
+    "new_version_available": "A new version of YTSage is available!",
+    "current_version_label": "Current version:",
+    "latest_version_label": "Latest version:",
+    "changelog": "Changelog",
+    "download_update": "Download Update",
+    "remind_later": "Remind Me Later"
   },
   "playlist": {
     "unknown": "Unknown Playlist",

languages/es.json

@@ -362,7 +362,13 @@
     "generic_error": "Error: {error}"
   },
   "update_dialog": {
-    "title": "Actualización disponible"
+    "title": "Actualización disponible",
+    "new_version_available": "¡Una nueva versión de YTSage está disponible!",
+    "current_version_label": "Versión actual:",
+    "latest_version_label": "Última versión:",
+    "changelog": "Registro de cambios",
+    "download_update": "Descargar Actualización",
+    "remind_later": "Recordar Más Tarde"
   },
   "playlist": {
     "unknown": "Lista de reproducción desconocida",

languages/fr.json

@@ -379,7 +379,13 @@
     "generic_error": "Erreur : {error}"
   },
   "update_dialog": {
-    "title": "Mise à jour disponible"
+    "title": "Mise à jour disponible",
+    "new_version_available": "Une nouvelle version de YTSage est disponible !",
+    "current_version_label": "Version actuelle :",
+    "latest_version_label": "Dernière version :",
+    "changelog": "Journal des modifications",
+    "download_update": "Télécharger la mise à jour",
+    "remind_later": "Me le rappeler plus tard"
   },
   "playlist": {
     "unknown": "Playlist inconnue",

languages/hi.json

@@ -379,7 +379,13 @@
     "generic_error": "त्रुटि: {error}"
   },
   "update_dialog": {
-    "title": "अपडेट उपलब्ध"
+    "title": "अपडेट उपलब्ध",
+    "new_version_available": "YTSage का नया संस्करण उपलब्ध है!",
+    "current_version_label": "वर्तमान संस्करण:",
+    "latest_version_label": "नवीनतम संस्करण:",
+    "changelog": "परिवर्तन सूची",
+    "download_update": "अपडेट डाउनलोड करें",
+    "remind_later": "बाद में याद दिलाएं"
   },
   "playlist": {
     "unknown": "अज्ञात प्लेलिस्ट",

languages/id.json

@@ -379,7 +379,13 @@
     "generic_error": "Kesalahan: {error}"
   },
   "update_dialog": {
-    "title": "Pembaruan Tersedia"
+    "title": "Pembaruan Tersedia",
+    "new_version_available": "Versi baru YTSage tersedia!",
+    "current_version_label": "Versi saat ini:",
+    "latest_version_label": "Versi terbaru:",
+    "changelog": "Catatan perubahan",
+    "download_update": "Unduh Pembaruan",
+    "remind_later": "Ingatkan Nanti"
   },
   "playlist": {
     "unknown": "Playlist Tidak Dikenal",

languages/it.json

@@ -379,7 +379,13 @@
     "generic_error": "Errore: {error}"
   },
   "update_dialog": {
-    "title": "Aggiornamento disponibile"
+    "title": "Aggiornamento disponibile",
+    "new_version_available": "È disponibile una nuova versione di YTSage!",
+    "current_version_label": "Versione corrente:",
+    "latest_version_label": "Ultima versione:",
+    "changelog": "Registro modifiche",
+    "download_update": "Scarica aggiornamento",
+    "remind_later": "Ricordamelo dopo"
   },
   "playlist": {
     "unknown": "Playlist sconosciuta",

languages/ja.json

@@ -379,7 +379,13 @@
     "generic_error": "エラー: {error}"
   },
   "update_dialog": {
-    "title": "アップデートが利用可能です"
+    "title": "アップデートが利用可能です",
+    "new_version_available": "YTSageの新しいバージョンが利用可能です！",
+    "current_version_label": "現在のバージョン：",
+    "latest_version_label": "最新バージョン：",
+    "changelog": "変更履歴",
+    "download_update": "更新をダウンロード",
+    "remind_later": "後で通知"
   },
   "playlist": {
     "unknown": "不明な再生リスト",

languages/pl.json

@@ -379,7 +379,13 @@
     "generic_error": "Błąd: {error}"
   },
   "update_dialog": {
-    "title": "Dostępna aktualizacja"
+    "title": "Dostępna aktualizacja",
+    "new_version_available": "Dostępna jest nowa wersja YTSage!",
+    "current_version_label": "Aktualna wersja:",
+    "latest_version_label": "Najnowsza wersja:",
+    "changelog": "Lista zmian",
+    "download_update": "Pobierz aktualizację",
+    "remind_later": "Przypomnij później"
   },
   "playlist": {
     "unknown": "Nieznana playlista",

languages/pt.json

@@ -379,7 +379,13 @@
     "generic_error": "Erro: {error}"
   },
   "update_dialog": {
-    "title": "Atualização Disponível"
+    "title": "Atualização Disponível",
+    "new_version_available": "Uma nova versão do YTSage está disponível!",
+    "current_version_label": "Versão atual:",
+    "latest_version_label": "Última versão:",
+    "changelog": "Registro de alterações",
+    "download_update": "Baixar Atualização",
+    "remind_later": "Lembrar Mais Tarde"
   },
   "playlist": {
     "unknown": "Playlist Desconhecida",

languages/ru.json

@@ -379,7 +379,13 @@
     "generic_error": "Ошибка: {error}"
   },
   "update_dialog": {
-    "title": "Доступно обновление"
+    "title": "Доступно обновление",
+    "new_version_available": "Доступна новая версия YTSage!",
+    "current_version_label": "Текущая версия:",
+    "latest_version_label": "Последняя версия:",
+    "changelog": "Список изменений",
+    "download_update": "Скачать обновление",
+    "remind_later": "Напомнить позже"
   },
   "playlist": {
     "unknown": "Неизвестный плейлист",

languages/tr.json

@@ -379,7 +379,13 @@
     "generic_error": "Hata: {error}"
   },
   "update_dialog": {
-    "title": "Güncelleme Mevcut"
+    "title": "Güncelleme Mevcut",
+    "new_version_available": "YTSage'in yeni bir sürümü mevcut!",
+    "current_version_label": "Mevcut sürüm:",
+    "latest_version_label": "En son sürüm:",
+    "changelog": "Değişiklik günlüğü",
+    "download_update": "Güncellemeyi İndir",
+    "remind_later": "Daha Sonra Hatırlat"
   },
   "playlist": {
     "unknown": "Bilinmeyen Oynatma Listesi",

languages/zh.json

@@ -379,7 +379,13 @@
     "generic_error": "错误：{error}"
   },
   "update_dialog": {
-    "title": "有可用更新"
+    "title": "有可用更新",
+    "new_version_available": "YTSage 有新版本可用！",
+    "current_version_label": "当前版本：",
+    "latest_version_label": "最新版本：",
+    "changelog": "更新日志",
+    "download_update": "下载更新",
+    "remind_later": "稍后提醒"
   },
   "playlist": {
     "unknown": "未知播放列表",

src/gui/ytsage_gui_main.py

@@ -1169,9 +1169,9 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin):  # Inherit from
         # Update message with better formatting
         message_label = QLabel(
             f"<div style='font-size: 13px; line-height: 1.4;'>"
-            f"<b style='color: #ffffff;'>A new version of YTSage is available!</b><br><br>"
-            f"<span style='color: #cccccc;'>Current version: <b style='color: #ffffff;'>{self.version}</b></span><br>"
-            f"<span style='color: #cccccc;'>Latest version: <b style='color: #00ff88;'>{latest_version}</b></span>"
+            f"<b style='color: #ffffff;'>{_('update_dialog.new_version_available')}</b><br><br>"
+            f"<span style='color: #cccccc;'>{_('update_dialog.current_version_label')} <b style='color: #ffffff;'>{self.version}</b></span><br>"
+            f"<span style='color: #cccccc;'>{_('update_dialog.latest_version_label')} <b style='color: #00ff88;'>{latest_version}</b></span>"
             f"</div>"
         )
         message_label.setWordWrap(True)
@@ -1189,7 +1189,7 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin):  # Inherit from
         layout.addWidget(message_label)
 
         # Changelog Section
-        changelog_label = QLabel("<b style='color: #ffffff; font-size: 14px;'>Changelog:</b>")
+        changelog_label = QLabel(f"<b style='color: #ffffff; font-size: 14px;'>{_('update_dialog.changelog')}:</b>")
         changelog_label.setStyleSheet("padding: 5px 0; margin-top: 10px;")
         layout.addWidget(changelog_label)
 
@@ -1244,7 +1244,7 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin):  # Inherit from
         button_layout = QHBoxLayout()
         button_layout.setSpacing(10)
 
-        download_btn = QPushButton("Download Update")
+        download_btn = QPushButton(_('update_dialog.download_update'))
         download_btn.clicked.connect(lambda: self.open_release_page(release_url))
         download_btn.setStyleSheet(
             """
@@ -1267,7 +1267,7 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin):  # Inherit from
         """
         )
 
-        remind_btn = QPushButton("Remind Me Later")
+        remind_btn = QPushButton(_('update_dialog.remind_later'))
         remind_btn.clicked.connect(msg.close)
         remind_btn.setStyleSheet(
             """