shopBuilder.json

{
    "containers": {
        "header": {
            "label":    "Widget.containerHeader",
            "name":     "Ceres::Header"
        },
        "footer": {
            "label":    "Widget.containerFooter",
            "name":     "Ceres::Footer"
        },
        "content": [
            {
                "label": "Widget.containerHomepage",
                "name":  "Ceres::Homepage"
            }
        ]
    },
    "presets": {
        "header": [
            {
                "label": "Widget.presetHeaderDefault",
                "presetClass": "Ceres\\Widgets\\Presets\\DefaultHeaderPreset"
            }
        ],
        "footer": [
            {
                "label": "Widget.presetFooterDefault",
                "presetClass": "Ceres\\Widgets\\Presets\\DefaultFooterPreset"
            }
        ],
        "content": [
            {
                "label": "Widget.presetHomepageDefault",
                "presetClass": "Ceres\\Widgets\\Presets\\DefaultHomepagePreset"
            }
        ]
    }
}