classes: {
  img: {
    shape: page
    style: {
      fill: "#ffdbf2"
      stroke: "#e895cb"
      font: mono
    }
  }

  idx: {
    shape: page
    style: {
      fill: "#c8e7be"
      stroke: "#90a188"
      multiple: true
      font: mono
    }
  }

  layer: {
    shape: rectangle
    style: {
      stroke: "#0072b2"
      fill: "#dbe4f1"
      font: mono
    }
  }

  objects: {
    style: {
      stroke: "#fca903"
    }
  }
}

Legend: {
  near: bottom-center

  Layer: {
    ref: type@sha256:... {class:layer}
    ref2: type/runtime capability@sha256:... {class:layer}
  }
  Index: {
    ref: package name@sha256:... {class:idx}
  }
  Image: {
    ref: package name@sha256:... {class:img}
  }
  K8s Manifests: {
    objs: |yaml
      Kind/Name
      Deployment/bar
    |{class: objects}
  }
}