fix

app/models/communication/website/with_git_repository.rb

@@ -34,6 +34,7 @@ module Communication::Website::WithGitRepository
   end
 
   def should_clean_on_git?
-    saved_change_to_about_id? || language_was_removed
+    # Clean website if about was present and changed OR a language was removed
+    (saved_change_to_about_id? && about_id_before_last_save.present?) || language_was_removed
   end
 end

app/models/concerns/as_indirect_object.rb

@@ -47,15 +47,15 @@ module AsIndirectObject
     end
   end
 
-  protected
-
   def direct_sources_from_existing_connections
     connections.collect &:direct_source
   end
 
+  protected
+
   def direct_sources_from_reference(reference)
     reference.is_direct_object? ? [reference] # Récupération de la connexion directe
-                                : reference.direct_sources # Récursivité sur les références
+                                : reference.direct_sources_from_existing_connections # Récupération via les connexions des références
   end
 
   def connect_and_sync_direct_sources

app/models/education/program.rb

@@ -151,7 +151,9 @@ class Education::Program < ApplicationRecord
   end
 
   def references
-    descendants
+    references = schools + siblings + descendants
+    references << parent if parent.present?
+    references
   end
 
   def update_children_paths