fix babel config

Author: dilanx

package.json

@@ -1,7 +1,7 @@
 {
   "name": "@craco/craco",
   "description": "Create React App Configuration Override, an easy and comprehensible configuration layer for create-react-app.",
-  "version": "7.0.0-alpha.6",
+  "version": "7.0.0-alpha.7",
   "scripts": {
     "prepublishOnly": "tsc",
     "test": "jest"

src/lib/features/webpack/babel.ts

@@ -82,10 +82,10 @@ function applyLoaderOptions(
 
 function overrideLoader(
     match: CompleteLoader,
-    babelConfig: CracoBabelConfig,
+    cracoConfig: CracoConfig,
     context: BaseContext
 ) {
-    const { presets, plugins, loaderOptions } = babelConfig;
+    const { presets, plugins, loaderOptions } = cracoConfig.babel ?? {};
 
     if (presets) {
         addPresets(match.loader, presets);