Cannot specify an argument for expression expression only

[t-ikeda-sti]

$ dacrane apply api-image api-v1 \
  -a '"${{ instances.base.modules.acr }}"' 

panic: yaml: unmarshal errors:
  line 1: cannot unmarshal !!str `${{ ins...` into map[string]interface {}

[t-ikeda-sti]

$ dacrane apply api-image api-v1 \
  -a '
image: "${{ instances.api-v1.modules.local_image.image }}"
tag:  "${{ instances.apiv1.modules.local_image.tag }}"'

$ dacrane apply api-image api-v1 \
  -a '"${{ instances.api-v1.modules.local_image }}"'

const foo = { a: 1, b: 2 }

const bar = { a: foo.a, b: foo.b }
// const bar = { foo: foo }
// const bar = foo

[t-ikeda-sti]

not reproduce