SIENTIAPDE-1350: Refactor: Improve logging, configuration, and resource management. Includes .env updates, client initialization logging, and resource closing.

model_manager/activities/activities.py

@@ -152,3 +152,5 @@ class Activities(ExperimentTracking, Training, Cleanup):
         Prefer calling this method explicitly rather than relying on __del__.
         """
         ExperimentTracking.close(self)
+        self.info('Postgres client closed')
+        self.storage_repository.close()

model_manager/activities/experiment_tracking.py

@@ -90,6 +90,8 @@ class ExperimentTracking(Postgres):
             metrics_controller=metrics_controller,
         )
 
+        self.info(f'Postgres client initialized at {host}:{port}')
+
     def __del__(self):
         """
         Destructor to safely handle cleanup during garbage collection.