feature/SIENTIAPDE-2162 - Inject mongo_repository into gates and add best-effort prediction metadata write

laborious/activities/activities.py

@@ -7,6 +7,8 @@ with workflow.unsafe.imports_passed_through():
     from sientia_do.notifications.handlers import CoreNotificationHandler as NotificationHandler
     from sientia_do.observability.logger import Logger
     from sientia_do.repository.minio_repository_sync import MinioRepository
+    from sientia_do.repository.mongodb_repository_sync import MongoDBRepository
+    from sientia_do.utils.connectors_config import build_mongodb_config
     from sientia_model.model_repository.mlflow_repository import SientiaMLflowRepository
     from sientia_model.model_repository.plugin_store import PluginStore
 
@@ -48,6 +50,7 @@ class Activities(Storage, MLFlow, Gates, OPC, ModelMetrics, API):
         notification_handler: NotificationHandler,
         metrics_controller: MetricsController | None = None,
         mlflow_repository: SientiaMLflowRepository | None = None,
+        mongo_repository: MongoDBRepository | None = None,
     ):
         """
         Wire Postgres, MinIO, MLflow, OPC, gates, metrics, and PI Web API into a single object.
@@ -67,6 +70,9 @@ class Activities(Storage, MLFlow, Gates, OPC, ModelMetrics, API):
          - metrics_controller: Optional shared controller; if ``None``, a new one is created.
          - mlflow_repository: Optional ``SientiaMLflowRepository`` for unit/e2e tests; in production
            leave unset so the repository is built from environment via ``build_mlflow_config()``.
+         - mongo_repository: Optional ``MongoDBRepository`` (gate metadata, best-effort) for
+           unit/e2e tests; in production leave unset so the repository is built from environment
+           via ``build_mongodb_config()``, same pattern as ``mlflow_repository`` above.
 
         Raises:
             Exception: If any parent ``__init__`` fails (e.g. invalid config keys).
@@ -89,6 +95,16 @@ class Activities(Storage, MLFlow, Gates, OPC, ModelMetrics, API):
                 metrics_controller=mc,
             )
 
+        if mongo_repository is None:
+            mongo_cfg = build_mongodb_config()
+            mongo_repository = MongoDBRepository(
+                connection_string=mongo_cfg['connection_string'],
+                database_name=mongo_cfg['database_name'],
+                logger=logger,
+                notification_handler=notification_handler,
+                metrics_controller=mc,
+            )
+
         minio_repository = MinioRepository(
             endpoint=minio_config['endpoint_url'],
             access_key=minio_config['access_key'],
@@ -129,6 +145,7 @@ class Activities(Storage, MLFlow, Gates, OPC, ModelMetrics, API):
         Gates.__init__(
             self,
             minio_repository=minio_repository,
+            mongo_repository=mongo_repository,
             logger=logger,
             notification_handler=notification_handler,
             metrics_controller=mc,