Add downsample series functionality and related UI updates

- Implemented asynchronous downsample task for series with progress tracking.
- Added new URL endpoint for downsample status.
- Updated Series model to include source_series_instance_uid.
- Enhanced case display template with new buttons for series actions.
- Added password reset functionality in user profile with appropriate alerts.
- Created migration for new source_series_instance_uid field in Series model.

atlas/urls.py

@@ -576,6 +576,11 @@ urlpatterns = [
             views.series_reconstruct_status_htmx,
             name="series_reconstruct_status",
         ),
+        path(
+            "series/<int:series_id>/downsample/status/<str:task_id>/",
+            views.series_downsample_status_htmx,
+            name="series_downsample_status",
+        ),
     path("series/<int:pk>/images/", views.series_images_partial, name="series_images"),
     path("series/<int:pk>/authors", views.SeriesAuthorUpdate.as_view(), name="series_authors"),
     path("series/<int:series_id>/finding/related", views.series_finding_related, name="series_finding_related"),