DataDisplayPlatform_WebApp/src/layout/AppMain.vue

<template>
  <section class="app-main">
    <transition name="fade-transform" mode="out-in">
      <keep-alive>
        <router-view :key="key" />
      </keep-alive>
    </transition>
  </section>
</template>

<script>
import { useRoute } from "vue-router";

export default {
  setup() {
    const route = useRoute();

    function key() {
      return route.path;
    }

    return {
      key,
    };
  },
};
</script>
<style lang="scss" scoped>
</style>