BackEnd/YTManager/frontend/src/index.ts

import Vue from "vue";
import VGC from "./components/Video_Grid.vue";
import './index.css';

let v = new Vue({
    el: "#app",
    template: `
    <div>
        <VGC/>
    </div>
    `,
    data: { name: "something" },
    components: {
        VGC
    }
});