Merge pull request #170 in ASAPO/asapo from feature_ASAPO-150-asapo-status-monitoring to develop

* commit '7a366e48':
  update changelog
  configure more alerts
  update prom metric for receiver
  add metrics endpoint to broker, update alerts
  fix test
  fix deployment
  metrics for receiver
  ignore mongoose warnings
  fix discovery, add metrics to receiver
  add prometheus and alertmanager