Replace Mix with Encore

assets/js/app.js

@@ -0,0 +1,25 @@
+import '../css/tailwind.css'
+import Vue from 'vue';
+
+window.hljs = require('highlightjs')
+
+new Vue({
+  el: '#app',
+
+  data () {
+    return {
+      isOpen: false
+    }
+  },
+
+  mounted: function () {
+    this.$el.classList.remove('no-js')
+    this.$el.classList.add('js')
+  },
+
+  methods: {
+    toggle () {
+      this.isOpen = !this.isOpen
+    }
+  }
+})