BTHLABS-61: Service layer refactoring

A journey to fix `ValidationError` in Pocket imports turned service
layer refactoring :D

services/backend/hotpocket_backend/apps/ui/tasks.py

@@ -11,6 +11,7 @@ LOGGER = logging.getLogger(__name__)
 
 @shared_task
 def import_from_pocket(*,
+                       job: str,
                        account_uuid: uuid.UUID,
                        csv_path: str,
                        ) -> list[tuple[uuid.UUID, uuid.UUID]]:
@@ -18,6 +19,7 @@ def import_from_pocket(*,
 
     try:
         return UIImportsService().import_from_pocket(
+            job=job,
             account_uuid=account_uuid,
             csv_path=csv_path,
         )