title: 400 Billing account for project is not found. Billing must be enabled for activation of service(s)
body: <p>I am create API with firebase via  <a href="https://itnext.io/building-a-serverless-restful-api-with-cloud-functions-firestore-and-express-f917a305d4e6" rel="noreferrer">this tutorial here</a>.</p>
  <p>On I run:</p>
  <pre><code>firebase deploy
  </code></pre>
  <p>I get this error on the command line:</p>
  <blockquote>
  <p>HTTP Error: 400, Billing account for project '381106441303' is not found. Billing must be enabled for activation of service(s) 'cloudbuild.googleapis.com,containerregistry.googleapis.com' to proceed.</p>
  </blockquote>
  <p>Please show me how to fix this problem!</p>