Task assignment and completion is failing

further I could see tasklist is failing to connect to elasticsearch

 Retrying #32 connect to Elasticsearch at http://camunda-elasticsearch:9200 due to ElasticsearchException[java.util.concurrent.ExecutionException: java.net.ConnectException: Connection refused]; nested: ExecutionException[java.net.ConnectException: Connection refused]; nested: ConnectException[Connection refused];
2024-07-15 06:37:13.533  WARN 8 --- [           main] i.c.t.e.ElasticsearchConnector           : Elasticsearch cluster is not accessible