{
"presets": [
[
"env",
"modules": false,
"targets": {
"browsers": "> 1%",
"uglify": true
},
"useBuiltIns": true
}
]
],
"plugins": [
"syntax-dynamic-import",
"transform-object-rest-spread",
"transform-runtime",
"transform-class-properties",
"spec": true