Sub-Store/backend/.babelrc

{
    "presets": [
        [
            "@babel/preset-env"
        ]
    ],
    "env": {
        "test": {
            "presets": [
                "@babel/preset-env"
            ]
        }
    },
    "plugins": [
        [
            "babel-plugin-relative-path-import",
            {
                "paths": [
                    {
                        "rootPathPrefix": "@",
                        "rootPathSuffix": "src"
                    }
                ]
            }
        ]
    ]
}