chore: replace .babelrc files with root config

Author: with-heart

babel.config.js

@@ -0,0 +1,11 @@
+const BABEL_ENV = process.env.BABEL_ENV;
+const cjs = BABEL_ENV === 'cjs';
+
+module.exports = {
+  presets: [
+    '@babel/preset-env',
+    '@babel/preset-typescript',
+    '@babel/preset-react',
+  ],
+  plugins: ['@babel/plugin-transform-runtime'],
+};