fix migration

district/migrations/0319_auto_20250508_1642.py

@@ -11,6 +11,9 @@ def add_district_search_pages(apps, schema_editor):
         if DistrictSearchPage.objects.descendant_of(home_page).exists():
             unlive_page = DistrictSearchPage.objects.descendant_of(home_page).first()
             
+            if unlive_page is None:
+                continue
+
             if not unlive_page.live:
                 unlive_page.publish()
 

uniweb/migrations/0138_auto_20250508_1752.py

@@ -11,6 +11,9 @@ def add_uniweb_search_pages(apps, schema_editor):
         if UniwebSearchPage.objects.descendant_of(home_page).exists():
             unlive_page = UniwebSearchPage.objects.descendant_of(home_page).first()
             
+            if unlive_page is None:
+                continue
+
             if not unlive_page.live:
                 unlive_page.publish()