feat: add pluginized member context profiling

robot.py

@@ -90,6 +90,7 @@ class Robot:
             "config": config,
             "event_system": self.event_system,
             "plugin_registry": self.plugin_registry,
+            "db_manager": self.db_manager,
             "db_pool": self.db_pool,
             "redis_pool": self.redis_pool
         }