提交 Nontonki 短剧原型，准备推送到远程仓库。

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/core/formatting/localized_content.dart

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+import '../../l10n/app_localizations.dart';
+import '../data/models/drama.dart';
+
+String localizedDramaTitle(AppLocalizations l10n, Drama drama) =>
+    switch (drama.id) {
+      'the-signal-demo' => l10n.dramaSignalTitle,
+      'city-lights-demo' => l10n.dramaCityTitle,
+      'vengeance-demo' => l10n.dramaVengeanceTitle,
+      _ => drama.title,
+    };
+
+String localizedDramaSynopsis(AppLocalizations l10n, Drama drama) =>
+    switch (drama.id) {
+      'the-signal-demo' => l10n.dramaSignalSynopsis,
+      'city-lights-demo' => l10n.dramaCitySynopsis,
+      'vengeance-demo' => l10n.dramaVengeanceSynopsis,
+      _ => drama.synopsis,
+    };
+
+String localizedEpisodeTitle(AppLocalizations l10n, int number) =>
+    switch (number) {
+      1 => l10n.episodeOneTitle,
+      2 => l10n.episodeTwoTitle,
+      3 => l10n.episodeThreeTitle,
+      4 => l10n.episodeFourTitle,
+      _ => l10n.episodeLabel(number),
+    };