software-development-2022/basic-vue-project/app.js

Vue.createApp({
    data() {
        return {
            goals: [],
            enteredValue: ``
        };
    },
    methods: {
        addGoal() {
            this.goals.push(this.enteredValue);
            this.enteredValue = ``;
        }
    }
}).mount(`#app`);