.babelrc

{
    "presets": [
        [
            "@babel/preset-env",
            {
                "targets": {
                    "browsers": ["last 2 versions", "not dead", "> 0.2%"],
                    "esmodules": true
                },
                "useBuiltIns": "usage",
                "corejs": { "version": 3, "proposals": true },
                // Enable "loose" transformations for any plugins in this preset that allow them
                "loose": true,
                // Enable bugfixes that allow Babel to produce smaller output in some cases
                "bugfixes": true,
                // Preserve ES modules. Set to false to not transform modules, or specify a module type
                "modules": false
            }
        ],
        // Add the TypeScript preset if your project uses TypeScript
        "@babel/preset-typescript"
    ],
    "plugins": [
        // "@babel/plugin-syntax-dynamic-import",
        // "@babel/plugin-transform-runtime",
        // Stage 2 proposal decorators
        // ["@babel/plugin-proposal-decorators", { "legacy": true }],
        // Class properties (public and private)
        // ["@babel/plugin-proposal-class-properties", { "loose": true }],
        // Optional chaining and nullish coalescing
        // "@babel/plugin-proposal-optional-chaining",
        // "@babel/plugin-proposal-nullish-coalescing-operator",
        // Transform styled components (if your project uses styled-components)
        // ["babel-plugin-styled-components", { "displayName": true, "pure": true }]
    ],
    "env": {
        // "test": {
        //     "presets": [
        //         ["@babel/preset-env", { "targets": { "node": "current" } }],
        //         "@babel/preset-typescript",
        //         "@babel/preset-react"
        //     ],
        //     "plugins": [
        //         "babel-plugin-dynamic-import-node"
        //     ]
        // }
    }
}