@mmh-software/webview/client/src/store/store.js

WebApp

import Vue from "vue";

// save our state (isPanel open or not) 
export const store = Vue.observable({
    isNavOpen: false
});

// We call toggleNav anywhere we need it in our app
export const mutations = {
    toggleNav() {
        //store.isNavOpen = !store.isNavOpen
    }
};