feat(soft-delete): deletion-retention purge of soft-deleted entities (#41549)

docker/pythonpath_dev/superset_config.py

@@ -84,6 +84,7 @@ class CeleryConfig:
     broker_url = f"redis://{REDIS_HOST}:{REDIS_PORT}/{REDIS_CELERY_DB}"
     imports = (
         "superset.sql_lab",
+        "superset.tasks.deletion_retention",
         "superset.tasks.scheduler",
         "superset.tasks.thumbnails",
         "superset.tasks.cache",
@@ -101,6 +102,13 @@ class CeleryConfig:
             "task": "reports.prune_log",
             "schedule": crontab(minute=10, hour=0),
         },
+        # Gated on the SOFT_DELETE feature flag, which is off by default: the
+        # task is scheduled either way, but purges nothing while the flag is
+        # unset. Enable it in FEATURE_FLAGS below to exercise retention locally.
+        "deletion_retention.purge_soft_deleted": {
+            "task": "deletion_retention.purge_soft_deleted",
+            "schedule": crontab(minute=0, hour=0),
+        },
     }