init

apps/l3/babel.config.js

@@ -0,0 +1,13 @@
+module.exports = {
+  presets: [
+    '@vue/cli-plugin-babel/preset'
+  ],
+  plugins: [
+    '@babel/plugin-proposal-optional-chaining'
+  ],
+  env: {
+    development: {
+      plugins: ['dynamic-import-node']
+    }
+  }
+}