🐛(back) duplicating a child should not create accesses

Children does not have accesses created for now, they inherit from their
parent for now. We have to ignore access creation while owrk on the
children accesses has not been made.

src/backend/core/api/viewsets.py

@@ -948,33 +948,34 @@ class DocumentViewSet(
             **link_kwargs,
         )
 
-        # Always add the logged-in user as OWNER
-        accesses_to_create = [
-            models.DocumentAccess(
-                document=duplicated_document,
-                user=request.user,
-                role=models.RoleChoices.OWNER,
-            )
-        ]
-
-        # If accesses should be duplicated, add other users' accesses as per original document
-        if with_accesses and is_owner_or_admin:
-            original_accesses = models.DocumentAccess.objects.filter(
-                document=document
-            ).exclude(user=request.user)
-
-            accesses_to_create.extend(
+        # Always add the logged-in user as OWNER for root documents
+        if document.is_root():
+            accesses_to_create = [
                 models.DocumentAccess(
                     document=duplicated_document,
-                    user_id=access.user_id,
-                    team=access.team,
-                    role=access.role,
+                    user=request.user,
+                    role=models.RoleChoices.OWNER,
                 )
-                for access in original_accesses
-            )
+            ]
 
-        # Bulk create all the duplicated accesses
-        models.DocumentAccess.objects.bulk_create(accesses_to_create)
+            # If accesses should be duplicated, add other users' accesses as per original document
+            if with_accesses and is_owner_or_admin:
+                original_accesses = models.DocumentAccess.objects.filter(
+                    document=document
+                ).exclude(user=request.user)
+
+                accesses_to_create.extend(
+                    models.DocumentAccess(
+                        document=duplicated_document,
+                        user_id=access.user_id,
+                        team=access.team,
+                        role=access.role,
+                    )
+                    for access in original_accesses
+                )
+
+            # Bulk create all the duplicated accesses
+            models.DocumentAccess.objects.bulk_create(accesses_to_create)
 
         return drf_response.Response(
             {"id": str(duplicated_document.id)}, status=status.HTTP_201_CREATED