apiVersion: v1
kind: Secret
metadata:
    name: dockerhub-user-pass
    annotations:
        build.knative.dev/docker-0: https://index.docker.io/v1/
type: kubernetes.io/basic-auth
data:
    # use `echo -n "username" | base64 -b 0` to generate this value
    username: ${DOCKERHUB_USERNAME_BASE64_ENCODED}
    # use `echo -n "password" | base64 -b 0` to generate this value
    password: ${DOCKERHUB_PASSWORD_BASE64_ENCODED}