update:add ci cd files ==> do not edit those file

mixins/unreadMessagesCounter.js

@@ -0,0 +1,16 @@
+export default {
+  mounted() {
+    this.checkMessages()
+  },
+  methods: {
+    checkMessages() {
+      if (this.$auth.loggedIn) {
+        this.$axios.get('/api/admin/contactUsMessages')
+           .then(res => {
+             let unreadCount = res.data.filter(item => !item.read)
+             this.$store.commit('admin/set', ['unreadMessagesCount', unreadCount.length])
+           })
+      }
+    }
+  }
+}