feat(hadis): include all_titles and search_text in sync category tree API for cross-lingual search

apps/hadis/views/category.py

@@ -182,6 +182,24 @@ class HadisCategoryTreeView(ListAPIView):
 
         return Response(response_data)
 
+    def _extract_all_titles(self, title_data):
+        """Extract all language titles from JSON title list"""
+        if not title_data:
+            return []
+        if isinstance(title_data, str):
+            return [title_data.strip()] if title_data.strip() else []
+        if isinstance(title_data, list):
+            titles = []
+            for item in title_data:
+                if isinstance(item, dict):
+                    val = item.get("title") or item.get("text") or item.get("name")
+                    if val and str(val).strip():
+                        titles.append(str(val).strip())
+                elif isinstance(item, str) and item.strip():
+                    titles.append(item.strip())
+            return list(dict.fromkeys(titles))
+        return []
+
     def _build_tree_recursive(self, category, request, children_map, recursive_counts, hadis_ids_map, quran_data_map):
         """
         Build tree from flat mapping, pruning any node that has no active children and no active hadiths.
@@ -207,10 +225,15 @@ class HadisCategoryTreeView(ListAPIView):
         if len(built_children) == 0 and not has_hadis and not has_quran:
             return None
         
+        all_titles = self._extract_all_titles(category.title)
+        search_blob = f"{category.normalized_text or ''} {' '.join(all_titles)}".strip()
+
         return {
             'id': category.id,
             'title': get_localized_text(category.title, request),
             'description': get_localized_text(category.description, request),
+            'all_titles': all_titles,
+            'search_text': search_blob,
             'slug': category.slug,
             'source_type': category.source_type,
             'sect_id': category.sect_id,