Put external dependencies into dedicated directories

tubio-frontend-nuxt-app/stylelint.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+  extends: [
+    'stylelint-config-standard',
+  ],
+  // add your custom config here
+  // https://stylelint.io/user-guide/configuration
+  rules: {}
+}