feat(mobile): UI-03 photos and share pages (17-20)

Co-Authored-By: Claude Code <noreply@anthropic.com>

apps/mobile/lib/l10n/app_localizations_zh.dart

@@ -847,7 +847,7 @@ class AppLocalizationsZh extends AppLocalizations {
   String get photoDeleteConfirmTitle => '删除这张照片？';
 
   @override
-  String get photoDeleteConfirmBody => '云端照片将被删除，删除后不可恢复。';
+  String get photoDeleteConfirmBody => '该照片将被软删除，管理员仍可管理，云端存储不会立即清除。';
 
   @override
   String get photoHiddenToast => '已隐藏';
@@ -908,4 +908,40 @@ class AppLocalizationsZh extends AppLocalizations {
 
   @override
   String get moreActions => '更多操作';
+
+  @override
+  String photosTitle(int count) {
+    return '$count 张照片';
+  }
+
+  @override
+  String photoUploadedBy(String name) {
+    return '上传者 $name';
+  }
+
+  @override
+  String photoDimensions(int width, int height) {
+    return '$width×$height';
+  }
+
+  @override
+  String get photoStatus => '状态';
+
+  @override
+  String get photoHideAction => '隐藏照片';
+
+  @override
+  String get photoPublishAction => '重新发布';
+
+  @override
+  String get shareScanHint => '扫码查看照片';
+
+  @override
+  String get shareNotPublic => '该链接目前无法公开浏览';
+
+  @override
+  String get hidePhotoTitle => '隐藏这张照片？';
+
+  @override
+  String get hidePhotoBody => '观众将不再看到这张照片。相册管理者可重新发布。';
 }