move frontend to its own folder

frontend/components.d.ts

@@ -0,0 +1,13 @@
+/* eslint-disable */
+/* prettier-ignore */
+// @ts-nocheck
+// Generated by unplugin-vue-components
+// Read more: https://github.com/vuejs/core/pull/3399
+export {}
+
+declare module 'vue' {
+  export interface GlobalComponents {
+    RouterLink: typeof import('vue-router')['RouterLink']
+    RouterView: typeof import('vue-router')['RouterView']
+  }
+}