💫 (new version) add transition

src/components/SWNewVersion.vue

@@ -1,9 +1,11 @@
 <template>
+  <transition name="fade">
     <div class="sw-new-version" v-if="newVersion">
       <button @click="reload">
         <img src="@/assets/reload.svg" alt="reload" />
       </button>
     </div>
+  </transition>
 </template>
 
 <script lang="ts">