Created header and the start of a shopping cart.

frontend/main.js

@@ -0,0 +1,16 @@
+import Vue from 'vue'
+import VueRouter from 'vue-router'
+import router from './routes'
+// import store from './store'
+
+import App from './App.vue'
+
+Vue.use(VueRouter)
+
+new Vue({
+  el: '#app',
+  router,
+  // store,
+  components: { App },
+  render: h => h(App)
+})