title: Add GCP credentials to airflow via command line
body: <p>Airflow allows us to add connection information via command-line <a href="https://airflow.apache.org/cli.html#connections" rel="nofollow noreferrer">airflow connections</a>. This can help with automated deployment of airflow installations via ansible or other dev-ops tools.</p>
  
  <p>It is unclear how connections to google cloud platform (service accounts) can be added to ariflow via command line.</p>