♻️(backend) api resources list ordering

Give the possibility to order the resources
list by creation date (documents / templates).
By default the list is ordered by
creation date descending.

src/backend/core/api/viewsets.py

@@ -12,6 +12,7 @@ from django.http import FileResponse
 from rest_framework import (
     decorators,
     exceptions,
+    filters,
     mixins,
     pagination,
     status,
@@ -138,6 +139,10 @@ class UserViewSet(
 class ResourceViewsetMixin:
     """Mixin with methods common to all resource viewsets that are managed with accesses."""
 
+    filter_backends = [filters.OrderingFilter]
+    ordering_fields = ["created_at"]
+    ordering = ["-created_at"]
+
     def get_queryset(self):
         """Custom queryset to get user related resources."""
         queryset = super().get_queryset()