{ "plugins": [ ["@babel/plugin-transform-runtime", { "helpers": true, "forceAllTransforms": false }] ], "presets": [ ["@babel/preset-env", { "debug": false, "useBuiltIns": "usage", "corejs": "3.6", "modules": "auto", "targets": { "browsers": [ "last 2 versions", "ie >= 11" ] } }] ] }