onechart/website/docs/examples/deploying-an-image.md

OneChart settings for deploying the Nginx image:

image:
  repository: nginx
  tag: 1.19.3

Check the Kubernetes manifest:

cat << EOF > values.yaml
image:
  repository: nginx
  tag: 1.19.3
EOF

helm template my-release onechart/onechart -f values.yaml