make Metrics Collector Class and auto send to redis when change happend

server/metrics/MetricsManager.py

@@ -13,6 +13,9 @@ class MetricsManager:
       key_prefix=key_prefix,
     )
 
+  async def publish_only(self, snapshot:dict) -> None:
+    await self.store.publish(self.worker_id, snapshot)
+
   async def snapshot(self, local_snapshot:dict) -> dict:
     await self.store.publish(self.worker_id, local_snapshot)