导出优化

src/App.vue

@@ -15,6 +15,7 @@
       </div>
     </div>
   </div>
+  <TransferProgressOverlay />
 </template>
 
 <script setup lang="ts">
@@ -24,6 +25,7 @@ import { installSystemSettingsCache } from './editor/systemSettings'
 import Stage from './views/Stage.vue'
 import ParticlePanel from './views/ParticlePanel.vue'
 import Timeline from './views/Timeline.vue'
+import TransferProgressOverlay from './views/TransferProgressOverlay.vue'
 
 const store = useParticleStore()
 installSystemSettingsCache(store)