fix: no babelrc options merge error

Author: hubcarl

config/loader.js

@@ -25,7 +25,7 @@ exports.eslint = {
 
 exports.typescript = {
   enable: false,
-  test: /\.ts$/,
+  test: /\.tsx?$/,
   exclude: /node_modules/,
   use() {
     const loaders = [];

lib/base.js

@@ -612,7 +612,8 @@ class WebpackBaseBuilder extends Config {
       return config;
     }
     // use default babelrc
-    return this.merge(config, this.merge(babelOptions, this.babelConfig));
+    const options = this.merge(babelOptions, this.babelConfig);
+    return this.merge(config, { options });
   }
 
   createCacheLoader(loaderOptions, name) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "easywebpack",
-  "version": "4.9.4",
+  "version": "4.9.5",
   "description": "基于 Webpack 的前端构建工程化解决方案",
   "keywords": [
     "webpack",