babel: use json config

babel.config.json

@@ -1,13 +1,13 @@
-module.exports = {
-  presets: [
+{
+  "presets": [
     [
       "@babel/preset-react",
       {
-        targets: {
-          node: "current"
+        "targets": {
+          "node": "current"
         }
       }
     ],
     "@babel/preset-env"
   ]
-};
+}