refactor: update webpack dev config

Author: dcoa

webpack.dev.config.js

@@ -14,4 +14,9 @@ module.exports = createConfig('webpack-dev', {
       '@edx/frontend-platform': path.resolve(__dirname, 'src'),
     },
   },
+  devServer: {
+    static: {
+      directory: path.resolve(__dirname, 'example/dist'),
+    },
+  },
 });