move frontend to its own folder

frontend/.eslintrc.js

@@ -0,0 +1,20 @@
+/**
+ * .eslint.js
+ *
+ * ESLint configuration file.
+ */
+
+module.exports = {
+  root: true,
+  env: {
+    node: true,
+  },
+  extends: [
+    'plugin:vue/vue3-essential',
+    'eslint:recommended',
+    '@vue/eslint-config-typescript',
+  ],
+  rules: {
+    'vue/multi-word-component-names': 'off',
+  },
+}