index.html

<script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
<div id="vue-app">
  
  <div id="app" :class="{'styled': styled}">
    <div class="navbar"><h1>List of Enabled Addons</h1></div>

    <div class="app">

    <div v-for="addonId in addonIds" class="addon-body">
      <div class="addon-topbar">
        <span class="addon-name">{{ addonId}}</span>
      </div>
    </div>
  </div>
</div>
  <label>Styling <input type="checkbox" v-model="styled" /></label>
</div>
<style>
  @import url("https://fonts.googleapis.com/css2?family=Sora:wght@100;200;300;400;500;600;700;800&display=swap");
  body {
    padding: 0;
    margin: 0;
  }
  #app.styled {
    font-family: "Sora", sans-serif;
    background: #222;
    padding: 0;
    margin: 0;
    color: #fff;
    font-size: 12px;
  }
  .app.styled {
    overflow-y: auto;
    padding: 20px;
    padding-top: 10px;
    scrollbar-width: thin;
    scrollbar-color: var(--gray-text) transparent;
    height: 100vh;
    background: #333;
  }
  .styled .navbar {
    height: 60px;
    background: #ff7b26;
    color: #fff;
    display: flex;
    align-items: center;
    padding: 0 14px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    user-select: none;
    position: relative;
    z-index: 10;
  }
  .styled h1 {
    font-size: 18px;
    margin: 0;
    font-weight: 400;
  }
  .styled .addon-body {
    margin: 10px;
    background: #2a2a2a;
    border: 1px solid #333;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
  }
  .styled .addon-topbar {
    height: 52px;
    padding-inline-end: 10px;
    display: flex;
    align-items: center;
  }
  .styled .addon-name {
    margin-inline-start: 10px;
    font-weight: 400;
    height: 100%;
    display: flex;
    align-items: center;
    font-size: 12px;
  }
</style>

<script type="module">
  import getEnabledAddonIds from "./module.js";
  window.vue = Vue.createApp({
    data() {
      return {
        addonIds: [],
        styled: true,
      };
    },
    async mounted() {
      this.addonIds = await getEnabledAddonIds(
        new URLSearchParams(window.location.search).get("number"),
        new URLSearchParams(window.location.search).get("version")
      );
    },
  }).mount("#vue-app");
</script>