Provide more information in health check

[tomkerkhove]

Provide more information in health check.

Payload:

{
  "entries": {
    "self": {
      "data": {},
      "duration": "00:00:00.0006061",
      "status": "Healthy"
    }
  },
  "status": "Healthy",
  "totalDuration": "00:00:00.0052614"
}

In the future, we'll have more entries per dependency.

Closes #634

[promitor-bot]

Docker image for this PR was built and is available on Docker Hub.

You can pull it locally via the CLI:

docker pull tomkerkhove/promitor-agent-scraper-ci:pr635

Want to verify the new version? Run it locally:

docker run -d -p 8999:80 --name promitor-agent-scraper-pr635 \
                         --env PROMITOR_AUTH_APPID='<azure-ad-app-id>' \
                         --env-file C:/Promitor/az-mon-auth.creds \
                         --volume C:/Promitor/metrics-declaration.yaml:/config/metrics-declaration.yaml \
                         tomkerkhove/promitor-agent-scraper-ci:pr635

You can find a CI version of our Helm chart on hub.helm.sh