This Google Cloud Shell image contains TerraForm and Helm. The image is based of the default Google Cloud Shell docker.

Follow the steps below:

1. Go to Cloud Shell Environment settings
2. Click on Edit
3. Click on "Select image from project"
4. In the Image URL field enter: gcr.io/sam-playground-123/sam-cloud-shell:latest
5. Click "Save" You should now be able to use Helm and Terraform in new Cloud Shell sessions. Note that loading time will of new cloud sessions are expected to increase.