Blog plugin Author bean is not in line with document

Create an archetype project.
Add Blog feature.
The Author bean has

    @HippoEssentialsGenerated(internalName = "myhippoproject:image")
    public HippoGalleryImage getImage() {
        return getLinkedBean(IMAGE, HippoGalleryImage.class);
    }

But the author document has:

/photo:
jcr:primaryType: hipposysedit:field
hipposysedit:mandatory: false
hipposysedit:multiple: false
hipposysedit:ordered: false
hipposysedit:path: myhippoproject:photo
hipposysedit:primary: false
hipposysedit:type: hippogallerypicker:imagelink