fix parent pages

main/models.py

@@ -795,6 +795,7 @@ class MainSimplePage(ExtendedMetadataPageMixin, SubpageMixin, MetadataPageMixin,
         "main.MainHomePage",
         "main.MainSimplePage",
         "main.MainCrossroadPage",
+        "main.MainPeoplePage",
     ]
     subpage_types = ["main.MainSimplePage"]
 
@@ -882,6 +883,7 @@ class MainCrossroadPage(
     parent_page_types = [
         "main.MainHomePage",
         "main.MainCrossroadPage",
+        "main.MainPeoplePage",
     ]
     subpage_types = [
         "main.MainSimplePage",